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13123110024 = 23356750571
BaseRepresentation
bin11000011100011001…
…01100010010001000
31020212120110001200000
430032030230102020
5203334004010044
610010105443000
7643126410663
oct141614542210
936776401600
1013123110024
115624720882
122662aa0460
131311a4737b
148c6c546da
1551c16dd69
hex30e32c488

13123110024 has 48 divisors (see below), whose sum is σ = 36858123120. Its totient is φ = 4374369360.

The previous prime is 13123110001. The next prime is 13123110047. The reversal of 13123110024 is 42001132131.

It is an interprime number because it is at equal distance from previous prime (13123110001) and next prime (13123110047).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 13123109979 and 13123110006.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 3373342 + ... + 3377229.

It is an arithmetic number, because the mean of its divisors is an integer number (767877565).

Almost surely, 213123110024 is an apocalyptic number.

It is an amenable number.

13123110024 is an abundant number, since it is smaller than the sum of its proper divisors (23735013096).

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

13123110024 is an equidigital number, since it uses as much as digits as its factorization.

13123110024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6750592 (or 6750576 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 13123110024 its reverse (42001132131), we get a palindrome (55124242155).

The spelling of 13123110024 in words is "thirteen billion, one hundred twenty-three million, one hundred ten thousand, twenty-four".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 81 108 162 216 243 324 486 648 972 1944 6750571 13501142 20251713 27002284 40503426 54004568 60755139 81006852 121510278 162013704 182265417 243020556 364530834 486041112 546796251 729061668 1093592502 1458123336 1640388753 2187185004 3280777506 4374370008 6561555012 13123110024