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10001000104 = 231250125013
BaseRepresentation
bin10010101000001101…
…10010011010101000
3221210222122110000021
421110012302122220
5130440224000404
64332220050224
7502556045464
oct112406623250
927728573007
1010001000104
114272338447
121b31393974
13c34c7a754
146ac3434a4
153d8009454
hex2541b26a8

10001000104 has 8 divisors (see below), whose sum is σ = 18751875210. Its totient is φ = 5000500048.

The previous prime is 10001000089. The next prime is 10001000123. The reversal of 10001000104 is 40100010001.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 9939691204 + 61308900 = 99698^2 + 7830^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 625062499 + ... + 625062514.

Almost surely, 210001000104 is an apocalyptic number.

It is an amenable number.

10001000104 is a deficient number, since it is larger than the sum of its proper divisors (8750875106).

10001000104 is a wasteful number, since it uses less digits than its factorization.

10001000104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1250125019 (or 1250125015 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 10001000104 its reverse (40100010001), we get a palindrome (50101010105).

The spelling of 10001000104 in words is "ten billion, one million, one hundred four", and thus it is an aban number.

Divisors: 1 2 4 8 1250125013 2500250026 5000500052 10001000104