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23162205652 = 2227437211049
BaseRepresentation
bin10101100100100100…
…110011010111010100
32012210012202221220121
4111210210303113110
5334414011040102
614350210241324
71446660333235
oct254444632724
965705687817
1023162205652
119906508a23
1245a4b86244
132251872841
14119a27308c
159086a0b37
hex5649335d4

23162205652 has 12 divisors (see below), whose sum is σ = 40535529300. Its totient is φ = 11580625856.

The previous prime is 23162205601. The next prime is 23162205653. The reversal of 23162205652 is 25650226132.

It can be written as a sum of positive squares in 2 ways, for example, as 6367082436 + 16795123216 = 79794^2 + 129596^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23162205653) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4224 + ... + 215272.

It is an arithmetic number, because the mean of its divisors is an integer number (3377960775).

Almost surely, 223162205652 is an apocalyptic number.

It is an amenable number.

23162205652 is a deficient number, since it is larger than the sum of its proper divisors (17373323648).

23162205652 is a wasteful number, since it uses less digits than its factorization.

23162205652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238490 (or 238488 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 23162205652 in words is "twenty-three billion, one hundred sixty-two million, two hundred five thousand, six hundred fifty-two".

Divisors: 1 2 4 27437 54874 109748 211049 422098 844196 5790551413 11581102826 23162205652