Search a number
-
+
131614601305420 = 22512791514481281
BaseRepresentation
bin11101111011001111101001…
…100011101101110101001100
3122021000020021212012221021201
4131323033221203231311030
5114222333200413233140
61143530525123235244
736502561341311212
oct3573175143556514
9567006255187251
10131614601305420
1138a33491284582
121291795b818b24
135859285551bcc
142470275b68cb2
1510338e798a49a
hex77b3e98edd4c

131614601305420 has 24 divisors (see below), whose sum is σ = 276412271492448. Its totient is φ = 52641724569600.

The previous prime is 131614601305399. The next prime is 131614601305471. The reversal of 131614601305420 is 24503106416131.

It is a self number, because there is not a number n which added to its sum of digits gives 131614601305420.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256984821 + ... + 257496460.

It is an arithmetic number, because the mean of its divisors is an integer number (11517177978852).

Almost surely, 2131614601305420 is an apocalyptic number.

131614601305420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131614601305420 is an abundant number, since it is smaller than the sum of its proper divisors (144797670187028).

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

131614601305420 is a wasteful number, since it uses less digits than its factorization.

131614601305420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514494081 (or 514494079 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 131614601305420 in words is "one hundred thirty-one trillion, six hundred fourteen billion, six hundred one million, three hundred five thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 12791 25582 51164 63955 127910 255820 514481281 1028962562 2057925124 2572406405 5144812810 10289625620 6580730065271 13161460130542 26322920261084 32903650326355 65807300652710 131614601305420