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68322512937 = 373253452997
BaseRepresentation
bin111111101000010101…
…101101000000101001
320112100111212021020010
4333220111231000221
52104411030403222
651215324322133
74636044530550
oct775025550051
9215314767203
1068322512937
1126a80306228
12112a90a3349
13659aa51263
143441d10d97
151b9d20780c
hexfe856d029

68322512937 has 8 divisors (see below), whose sum is σ = 104110495936. Its totient is φ = 39041435952.

The previous prime is 68322512917. The next prime is 68322512963. The reversal of 68322512937 is 73921522386.

68322512937 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 68322512937 - 211 = 68322510889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68322512917) 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, 1626726478 + ... + 1626726519.

It is an arithmetic number, because the mean of its divisors is an integer number (13013811992).

Almost surely, 268322512937 is an apocalyptic number.

It is an amenable number.

68322512937 is a deficient number, since it is larger than the sum of its proper divisors (35787982999).

68322512937 is a wasteful number, since it uses less digits than its factorization.

68322512937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3253453007.

The product of its digits is 1088640, while the sum is 48.

The spelling of 68322512937 in words is "sixty-eight billion, three hundred twenty-two million, five hundred twelve thousand, nine hundred thirty-seven".

Divisors: 1 3 7 21 3253452997 9760358991 22774170979 68322512937