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312421124213 = 11171670701199
BaseRepresentation
bin1001000101111011100…
…00000000100001110101
31002212102011110111220122
410202331300000201311
520104314301433323
6355305124541325
731400041511432
oct4427560004165
91085364414818
10312421124213
11110551641810
1250671251845
13235cc2bca53
141119aa62b89
1581d7db6ec8
hex48bdc00875

312421124213 has 8 divisors (see below), whose sum is σ = 360871459200. Its totient is φ = 267312191680.

The previous prime is 312421124207. The next prime is 312421124221.

It is a happy number.

312421124213 is nontrivially palindromic in base 10.

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 312421124213 - 224 = 312404346997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312421124413) 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, 835350413 + ... + 835350786.

It is an arithmetic number, because the mean of its divisors is an integer number (45108932400).

Almost surely, 2312421124213 is an apocalyptic number.

It is an amenable number.

312421124213 is a deficient number, since it is larger than the sum of its proper divisors (48450334987).

312421124213 is a wasteful number, since it uses less digits than its factorization.

312421124213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1670701227.

The product of its digits is 2304, while the sum is 26.

It can be divided in two parts, 312421 and 124213, that added together give a palindrome (436634).

The spelling of 312421124213 in words is "three hundred twelve billion, four hundred twenty-one million, one hundred twenty-four thousand, two hundred thirteen".

Divisors: 1 11 17 187 1670701199 18377713189 28401920383 312421124213