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23257312337223 = 327703335472649
BaseRepresentation
bin1010100100111000000111…
…10101110001110101000111
310001100101012002021212010200
411102130003311301311013
511022021433424242343
6121244132314021543
74620166611040116
oct522340365616507
9101311162255120
1023257312337223
117457409552168
12273750aa178b3
13cc9202b05b83
145a5934b87c7d
152a4e993574d3
hex152703d71d47

23257312337223 has 12 divisors (see below), whose sum is σ = 33598256842800. Its totient is φ = 15502862009376.

The previous prime is 23257312337173. The next prime is 23257312337263. The reversal of 23257312337223 is 32273321375232.

23257312337223 is a `hidden beast` number, since 2 + 3 + 2 + 573 + 1 + 2 + 3 + 3 + 72 + 2 + 3 = 666.

It is not a de Polignac number, because 23257312337223 - 29 = 23257312336711 is a prime.

It is a super-2 number, since 2×232573123372232 (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23257312337263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 167666998 + ... + 167805651.

It is an arithmetic number, because the mean of its divisors is an integer number (2799854736900).

Almost surely, 223257312337223 is an apocalyptic number.

23257312337223 is a deficient number, since it is larger than the sum of its proper divisors (10340944505577).

23257312337223 is a wasteful number, since it uses less digits than its factorization.

23257312337223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335480358 (or 335480355 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 45.

The spelling of 23257312337223 in words is "twenty-three trillion, two hundred fifty-seven billion, three hundred twelve million, three hundred thirty-seven thousand, two hundred twenty-three".

Divisors: 1 3 9 7703 23109 69327 335472649 1006417947 3019253841 2584145815247 7752437445741 23257312337223