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131325123513260 = 22529823872748281
BaseRepresentation
bin11101110111000010000011…
…010101100100101110101100
3122012222120002122200110011002
4131313002003111210232230
5114203112323104411020
61143145532345415432
736442632661550405
oct3567020325445654
9565876078613132
10131325123513260
1138931743647816
121288b83219a578
135837ba166cbb1
1424602542829ac
15102b103e3c975
hex777083564bac

131325123513260 has 48 divisors (see below), whose sum is σ = 285296076344160. Its totient is φ = 50718034321920.

The previous prime is 131325123513247. The next prime is 131325123513271. The reversal of 131325123513260 is 62315321523131.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46410320 + ... + 49158600.

It is an arithmetic number, because the mean of its divisors is an integer number (5943668257170).

Almost surely, 2131325123513260 is an apocalyptic number.

131325123513260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131325123513260 is an abundant number, since it is smaller than the sum of its proper divisors (153970952830900).

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

131325123513260 is a wasteful number, since it uses less digits than its factorization.

131325123513260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2830706 (or 2830704 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 38.

The spelling of 131325123513260 in words is "one hundred thirty-one trillion, three hundred twenty-five billion, one hundred twenty-three million, five hundred thirteen thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 29 58 116 145 290 580 82387 164774 329548 411935 823870 1647740 2389223 2748281 4778446 5496562 9556892 10993124 11946115 13741405 23892230 27482810 47784460 54965620 79700149 159400298 318800596 398500745 797001490 1594002980 226422626747 452845253494 905690506988 1132113133735 2264226267470 4528452534940 6566256175663 13132512351326 26265024702652 32831280878315 65662561756630 131325123513260