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131342212041441 = 343780737347147
BaseRepresentation
bin11101110111010001111101…
…111001001000101011100001
3122020001012012120202121220020
4131313101331321020223201
5114203402322240311231
61143201440152104053
736444106311624312
oct3567217571105341
9566035176677806
10131342212041441
1138938a12681985
1212893001095029
135839695abb32b
142460dd5a08609
15102b7a42a0396
hex77747de48ae1

131342212041441 has 4 divisors (see below), whose sum is σ = 175122949388592. Its totient is φ = 87561474694292.

The previous prime is 131342212041371. The next prime is 131342212041449. The reversal of 131342212041441 is 144140212243131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 131342212041441 - 217 = 131342211910369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131342212041449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21890368673571 + ... + 21890368673576.

It is an arithmetic number, because the mean of its divisors is an integer number (43780737347148).

Almost surely, 2131342212041441 is an apocalyptic number.

It is an amenable number.

131342212041441 is a deficient number, since it is larger than the sum of its proper divisors (43780737347151).

131342212041441 is an equidigital number, since it uses as much as digits as its factorization.

131342212041441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43780737347150.

The product of its (nonzero) digits is 18432, while the sum is 33.

Adding to 131342212041441 its reverse (144140212243131), we get a palindrome (275482424284572).

The spelling of 131342212041441 in words is "one hundred thirty-one trillion, three hundred forty-two billion, two hundred twelve million, forty-one thousand, four hundred forty-one".

Divisors: 1 3 43780737347147 131342212041441