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137125814025 = 3522293797359
BaseRepresentation
bin111111110110101010…
…1011101111100001001
3111002221112102002210210
41333231111131330021
54221313202022100
6142554510031333
712623051121234
oct1775525357411
9432845362723
10137125814025
1153177a46732
12226ab1a8549
13cc1428bb35
1468cba1641b
153878730c50
hex1fed55df09

137125814025 has 24 divisors (see below), whose sum is σ = 226813836160. Its totient is φ = 73101781440.

The previous prime is 137125814011. The next prime is 137125814029. The reversal of 137125814025 is 520418521731.

It is not a de Polignac number, because 137125814025 - 26 = 137125813961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (137125814029) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 226705 + ... + 570654.

Almost surely, 2137125814025 is an apocalyptic number.

137125814025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

137125814025 is a deficient number, since it is larger than the sum of its proper divisors (89688022135).

137125814025 is a wasteful number, since it uses less digits than its factorization.

137125814025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 799665 (or 799660 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 39.

The spelling of 137125814025 in words is "one hundred thirty-seven billion, one hundred twenty-five million, eight hundred fourteen thousand, twenty-five".

Divisors: 1 3 5 15 25 75 2293 6879 11465 34395 57325 171975 797359 2392077 3986795 11960385 19933975 59801925 1828344187 5485032561 9141720935 27425162805 45708604675 137125814025