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23888004312 = 2334323147291
BaseRepresentation
bin10110001111110101…
…100000010011011000
32021122210111100111110
4112033311200103120
5342410312114222
614550214500320
71503652454304
oct261765402330
967583440443
1023888004312
11a149179227
1247680646a0
1323390457c3
141228804d04
1594c26c30c
hex58fd604d8

23888004312 has 32 divisors (see below), whose sum is σ = 61108850880. Its totient is φ = 7777489440.

The previous prime is 23888004289. The next prime is 23888004319. The reversal of 23888004312 is 21340088832.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23888004319) 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 7 ways as a sum of consecutive naturals, for example, 11572614 + ... + 11574677.

It is an arithmetic number, because the mean of its divisors is an integer number (1909651590).

Almost surely, 223888004312 is an apocalyptic number.

It is an amenable number.

23888004312 is an abundant number, since it is smaller than the sum of its proper divisors (37220846568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23888004312 is a wasteful number, since it uses less digits than its factorization.

23888004312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23147343 (or 23147339 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 39.

The spelling of 23888004312 in words is "twenty-three billion, eight hundred eighty-eight million, four thousand, three hundred twelve".

Divisors: 1 2 3 4 6 8 12 24 43 86 129 172 258 344 516 1032 23147291 46294582 69441873 92589164 138883746 185178328 277767492 555534984 995333513 1990667026 2986000539 3981334052 5972001078 7962668104 11944002156 23888004312