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30002001000 = 2335310000667
BaseRepresentation
bin11011111100010000…
…100011010001101000
32212102220001120020020
4123330100203101220
5442421003013000
621441023000440
72111322541446
oct337420432150
985386046206
1030002001000
11117a6390454
125993739120
132aa1915b1a
141648809b96
15ba8dc1ba0
hex6fc423468

30002001000 has 64 divisors (see below), whose sum is σ = 93606252480. Its totient is φ = 8000532800.

The previous prime is 30002000993. The next prime is 30002001017. The reversal of 30002001000 is 10020003.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a self number, because there is not a number n which added to its sum of digits gives 30002001000.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4997334 + ... + 5003333.

It is an arithmetic number, because the mean of its divisors is an integer number (1462597695).

Almost surely, 230002001000 is an apocalyptic number.

30002001000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30002001000 is an abundant number, since it is smaller than the sum of its proper divisors (63604251480).

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

30002001000 is a wasteful number, since it uses less digits than its factorization.

30002001000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10000691 (or 10000677 counting only the distinct ones).

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

Adding to 30002001000 its reverse (10020003), we get a palindrome (30012021003).

The spelling of 30002001000 in words is "thirty billion, two million, one thousand".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 25 30 40 50 60 75 100 120 125 150 200 250 300 375 500 600 750 1000 1500 3000 10000667 20001334 30002001 40002668 50003335 60004002 80005336 100006670 120008004 150010005 200013340 240016008 250016675 300020010 400026680 500033350 600040020 750050025 1000066700 1200080040 1250083375 1500100050 2000133400 2500166750 3000200100 3750250125 5000333500 6000400200 7500500250 10000667000 15001000500 30002001000