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13912913875125 = 35383447001249
BaseRepresentation
bin1100101001110101101001…
…0010100001000010110101
31211021001122220000102212010
43022131122102201002311
53310422121423001000
645331300541114433
72634113655453546
oct312353222410265
954231586012763
1013912913875125
1144844851a0061
1216884ba858a19
1379bc9ca20045
143615625584cd
15191d907a1d50
hexca75a4a10b5

13912913875125 has 32 divisors (see below), whose sum is σ = 23430017520000. Its totient is φ = 7330820467200.

The previous prime is 13912913875111. The next prime is 13912913875249. The reversal of 13912913875125 is 52157831921931.

It is not a de Polignac number, because 13912913875125 - 218 = 13912913612981 is a prime.

It is a super-3 number, since 3×139129138751253 (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 223469500 + ... + 223531749.

It is an arithmetic number, because the mean of its divisors is an integer number (732188047500).

Almost surely, 213912913875125 is an apocalyptic number.

13912913875125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13912913875125 is a deficient number, since it is larger than the sum of its proper divisors (9517103644875).

13912913875125 is an equidigital number, since it uses as much as digits as its factorization.

13912913875125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447001350 (or 447001340 counting only the distinct ones).

The product of its digits is 4082400, while the sum is 57.

The spelling of 13912913875125 in words is "thirteen trillion, nine hundred twelve billion, nine hundred thirteen million, eight hundred seventy-five thousand, one hundred twenty-five".

Divisors: 1 3 5 15 25 75 83 125 249 375 415 1245 2075 6225 10375 31125 447001249 1341003747 2235006245 6705018735 11175031225 33525093675 37101103667 55875156125 111303311001 167625468375 185505518335 556516555005 927527591675 2782582775025 4637637958375 13912913875125