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131725255512757 = 1912113268535657
BaseRepresentation
bin11101111100110110101101…
…000100000001001010110101
3122021101210220112122002102011
4131330312231010001022311
5114231141310402402012
61144053425203044221
736513556425460534
oct3574665504011265
9567353815562364
10131725255512757
1138a76404737305
12129352a1670671
13586683b446b3a
142475771ba631b
15103672220c1a7
hex77cdad1012b5

131725255512757 has 8 divisors (see below), whose sum is σ = 133042475423232. Its totient is φ = 130414572674400.

The previous prime is 131725255512727. The next prime is 131725255512761. The reversal of 131725255512757 is 757215552527131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 131725255512757 - 219 = 131725254988469 is a prime.

It is a super-2 number, since 2×1317252555127572 (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131725255512727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1634227528 + ... + 1634308129.

It is an arithmetic number, because the mean of its divisors is an integer number (16630309427904).

Almost surely, 2131725255512757 is an apocalyptic number.

It is an amenable number.

131725255512757 is a deficient number, since it is larger than the sum of its proper divisors (1317219910475).

131725255512757 is a wasteful number, since it uses less digits than its factorization.

131725255512757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3268536059.

The product of its digits is 25725000, while the sum is 58.

The spelling of 131725255512757 in words is "one hundred thirty-one trillion, seven hundred twenty-five billion, two hundred fifty-five million, five hundred twelve thousand, seven hundred fifty-seven".

Divisors: 1 191 211 40301 3268535657 624290310487 689661023627 131725255512757