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2010100000 = 255520101
BaseRepresentation
bin111011111001111…
…1011000100100000
312012002100122211011
41313303323010200
513104041200000
6531243230304
7100545365566
oct16763730440
95162318734
102010100000
11941715977
12481218394
132605a25ac
14150d67a36
15bb70a2ba
hex77cfb120

2010100000 has 72 divisors (see below), whose sum is σ = 4946659956. Its totient is φ = 804000000.

The previous prime is 2010099991. The next prime is 2010100013. The reversal of 2010100000 is 10102.

It can be written as a sum of positive squares in 6 ways, for example, as 362064784 + 1648035216 = 19028^2 + 40596^2 .

It is a Harshad number since it is a multiple of its sum of digits (4).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 89950 + ... + 110050.

Almost surely, 22010100000 is an apocalyptic number.

2010100000 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 2010100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2473329978).

2010100000 is an abundant number, since it is smaller than the sum of its proper divisors (2936559956).

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

2010100000 is an frugal number, since it uses more digits than its factorization.

2010100000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20136 (or 20108 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 4.

The square root of 2010100000 is about 44834.1387783907. The cubic root of 2010100000 is about 1262.0383568518.

Adding to 2010100000 its reverse (10102), we get a palindrome (2010110102).

The spelling of 2010100000 in words is "two billion, ten million, one hundred thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 125 160 200 250 400 500 625 800 1000 1250 2000 2500 3125 4000 5000 6250 10000 12500 20000 20101 25000 40202 50000 80404 100000 100505 160808 201010 321616 402020 502525 643232 804040 1005050 1608080 2010100 2512625 3216160 4020200 5025250 8040400 10050500 12563125 16080800 20101000 25126250 40202000 50252500 62815625 80404000 100505000 125631250 201010000 251262500 402020000 502525000 1005050000 2010100000