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83310681297 = 327770227099
BaseRepresentation
bin100110110010110110…
…1000001110011010001
321222001001202002221210
41031211231001303101
52331110013300142
6102134501010333
76006342051444
oct1154555016321
9258031662853
1083310681297
1132371786a28
12141906b39a9
137b18cb6b2c
14406473565b
152278e8149c
hex1365b41cd1

83310681297 has 4 divisors (see below), whose sum is σ = 111080908400. Its totient is φ = 55540454196.

The previous prime is 83310681239. The next prime is 83310681301. The reversal of 83310681297 is 79218601338.

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 not a de Polignac number, because 83310681297 - 234 = 66130812113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83310683297) 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, 13885113547 + ... + 13885113552.

It is an arithmetic number, because the mean of its divisors is an integer number (27770227100).

Almost surely, 283310681297 is an apocalyptic number.

It is an amenable number.

83310681297 is a deficient number, since it is larger than the sum of its proper divisors (27770227103).

83310681297 is a wasteful number, since it uses less digits than its factorization.

83310681297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27770227102.

The product of its (nonzero) digits is 435456, while the sum is 48.

The spelling of 83310681297 in words is "eighty-three billion, three hundred ten million, six hundred eighty-one thousand, two hundred ninety-seven".

Divisors: 1 3 27770227099 83310681297