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23031522513033 = 338893446957271
BaseRepresentation
bin1010011110010011100011…
…01101111101000010001001
310000112210101101220100201120
411033021301231331002021
511004322024230404113
6120552311350305453
74564654412146236
oct517116155750211
9100483341810646
1023031522513033
11737a683034381
1226bb7b6358289
13cb0b2b7511c8
14598a3588278d
1529e181be8a23
hex14f271b7d089

23031522513033 has 16 divisors (see below), whose sum is σ = 30718020470400. Its totient is φ = 15349686831360.

The previous prime is 23031522512969. The next prime is 23031522513161. The reversal of 23031522513033 is 33031522513032.

It is a happy number.

It is not a de Polignac number, because 23031522513033 - 26 = 23031522512969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23031522512985 and 23031522513003.

It is not an unprimeable number, because it can be changed into a prime (23031522523033) 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 15 ways as a sum of consecutive naturals, for example, 402121188 + ... + 402178458.

It is an arithmetic number, because the mean of its divisors is an integer number (1919876279400).

Almost surely, 223031522513033 is an apocalyptic number.

It is an amenable number.

23031522513033 is a deficient number, since it is larger than the sum of its proper divisors (7686497957367).

23031522513033 is a wasteful number, since it uses less digits than its factorization.

23031522513033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95632.

The product of its (nonzero) digits is 48600, while the sum is 33.

Subtracting 23031522513033 from its reverse (33031522513032), we obtain a palindrome (9999999999999).

The spelling of 23031522513033 in words is "twenty-three trillion, thirty-one billion, five hundred twenty-two million, five hundred thirteen thousand, thirty-three".

Divisors: 1 3 3889 11667 34469 57271 103407 171813 134049941 222726919 402149823 668180757 1974074099 5922222297 7677174171011 23031522513033