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23031344134141 = 721992361946891
BaseRepresentation
bin1010011110010011001110…
…00101011111011111111101
310000112202220222020202212221
411033021213011133133331
511004321143044243031
6120552241535125341
74564650115022200
oct517114705373775
9100482828222787
1023031344134141
11737a5a1379702
1226bb766673851
13cb0b007c7175
14598a19ccb937
1529e171210a11
hex14f26715f7fd

23031344134141 has 12 divisors (see below), whose sum is σ = 26926194568800. Its totient is φ = 19641950337240.

The previous prime is 23031344134111. The next prime is 23031344134157. The reversal of 23031344134141 is 14143144313032.

It is not a de Polignac number, because 23031344134141 - 27 = 23031344134013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23031344134097 and 23031344134106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23031344134111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1180963695 + ... + 1180983196.

It is an arithmetic number, because the mean of its divisors is an integer number (2243849547400).

Almost surely, 223031344134141 is an apocalyptic number.

It is an amenable number.

23031344134141 is a deficient number, since it is larger than the sum of its proper divisors (3894850434659).

23031344134141 is a wasteful number, since it uses less digits than its factorization.

23031344134141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2361947104 (or 2361947097 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

Adding to 23031344134141 its reverse (14143144313032), we get a palindrome (37174488447173).

The spelling of 23031344134141 in words is "twenty-three trillion, thirty-one billion, three hundred forty-four million, one hundred thirty-four thousand, one hundred forty-one".

Divisors: 1 7 49 199 1393 9751 2361946891 16533628237 115735397659 470027431309 3290192019163 23031344134141