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23255105554 = 211627552777
BaseRepresentation
bin10101101010000111…
…001100000000010010
32020000200120202121201
4111222013030000102
5340111301334204
614403325341414
71452166064362
oct255207140022
966020522551
1023255105554
11995399aaaa
12461010786a
132267b9b6b5
1411a87369a2
159119019a4
hex56a1cc012

23255105554 has 4 divisors (see below), whose sum is σ = 34882658334. Its totient is φ = 11627552776.

The previous prime is 23255105551. The next prime is 23255105557. The reversal of 23255105554 is 45550155232.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (23255105551) and next prime (23255105557).

It can be written as a sum of positive squares in only one way, i.e., 16369923025 + 6885182529 = 127945^2 + 82977^2 .

It is not an unprimeable number, because it can be changed into a prime (23255105551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5813776387 + ... + 5813776390.

Almost surely, 223255105554 is an apocalyptic number.

23255105554 is a deficient number, since it is larger than the sum of its proper divisors (11627552780).

23255105554 is a wasteful number, since it uses less digits than its factorization.

23255105554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11627552779.

The product of its (nonzero) digits is 150000, while the sum is 37.

The spelling of 23255105554 in words is "twenty-three billion, two hundred fifty-five million, one hundred five thousand, five hundred fifty-four".

Divisors: 1 2 11627552777 23255105554