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10005286609 = 90711031187
BaseRepresentation
bin10010101000101110…
…01000111011010001
3221211021201012222201
421110113020323101
5130442323132414
64332452003201
7502640350543
oct112427107321
927737635881
1010005286609
1142747a5a0a
121b32900501
13c35b1b846
146acb3b693
153d85a4574
hex2545c8ed1

10005286609 has 4 divisors (see below), whose sum is σ = 10016318704. Its totient is φ = 9994254516.

The previous prime is 10005286601. The next prime is 10005286619. The reversal of 10005286609 is 90668250001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10005286609 - 23 = 10005286601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10005286601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5514687 + ... + 5516500.

It is an arithmetic number, because the mean of its divisors is an integer number (2504079676).

Almost surely, 210005286609 is an apocalyptic number.

It is an amenable number.

10005286609 is a deficient number, since it is larger than the sum of its proper divisors (11032095).

10005286609 is an equidigital number, since it uses as much as digits as its factorization.

10005286609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11032094.

The product of its (nonzero) digits is 25920, while the sum is 37.

The spelling of 10005286609 in words is "ten billion, five million, two hundred eighty-six thousand, six hundred nine".

Divisors: 1 907 11031187 10005286609