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2000030000000 = 2757200003
BaseRepresentation
bin11101000110101011000…
…100111110001110000000
321002012102112022000020012
4131012223010332032000
5230232030140000000
64130445012004052
7264332415333434
oct35065304761600
97065375260205
102000030000000
1170123188127a
12283752000628
131167a9839356
146cb3285c9c4
153705a956735
hex1d1ab13e380

2000030000000 has 128 divisors (see below), whose sum is σ = 4980555609120. Its totient is φ = 800008000000.

The previous prime is 2000029999991. The next prime is 2000030000051. The reversal of 2000030000000 is 300002.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (5).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9899999 + ... + 10100001.

Almost surely, 22000030000000 is an apocalyptic number.

2000030000000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2000030000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2490277804560).

2000030000000 is an abundant number, since it is smaller than the sum of its proper divisors (2980525609120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2000030000000 is an frugal number, since it uses more digits than its factorization.

2000030000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200052 (or 200010 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 5.

Adding to 2000030000000 its reverse (300002), we get a palindrome (2000030300002).

The spelling of 2000030000000 in words is "two trillion, thirty million", and thus it is an aban number, an eban number, and an uban number.

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 125 128 160 200 250 320 400 500 625 640 800 1000 1250 1600 2000 2500 3125 3200 4000 5000 6250 8000 10000 12500 15625 16000 20000 25000 31250 40000 50000 62500 78125 80000 100000 125000 156250 200000 200003 250000 312500 400000 400006 500000 625000 800012 1000000 1000015 1250000 1600024 2000000 2000030 2500000 3200048 4000060 5000000 5000075 6400096 8000120 10000000 10000150 12800192 16000240 20000300 25000375 25600384 32000480 40000600 50000750 64000960 80001200 100001500 125001875 128001920 160002400 200003000 250003750 320004800 400006000 500007500 625009375 640009600 800012000 1000015000 1250018750 1600024000 2000030000 2500037500 3125046875 3200048000 4000060000 5000075000 6250093750 8000120000 10000150000 12500187500 15625234375 16000240000 20000300000 25000375000 31250468750 40000600000 50000750000 62500937500 80001200000 100001500000 125001875000 200003000000 250003750000 400006000000 500007500000 1000015000000 2000030000000