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83119297 = 791139311
BaseRepresentation
bin1001111010001…
…00110011000001
312210101220020111
410331010303001
5132234304142
612125311321
72026334212
oct475046301
9183356214
1083119297
1142a11838
1223a05541
13142b3121
14b079409
15746ce17
hex4f44cc1

83119297 has 8 divisors (see below), whose sum is σ = 84925440. Its totient is φ = 81332160.

The previous prime is 83119291. The next prime is 83119313. The reversal of 83119297 is 79291138.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-83119297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83119291) 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, 4272 + ... + 13582.

It is an arithmetic number, because the mean of its divisors is an integer number (10615680).

It is a vampire number, since it can be written as 89279311 (with its own digits).

Almost surely, 283119297 is an apocalyptic number.

It is an amenable number.

83119297 is a deficient number, since it is larger than the sum of its proper divisors (1806143).

83119297 is a wasteful number, since it uses less digits than its factorization.

83119297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9503.

The product of its digits is 27216, while the sum is 40.

The square root of 83119297 is about 9116.9785016748. The cubic root of 83119297 is about 436.4159558308.

The spelling of 83119297 in words is "eighty-three million, one hundred nineteen thousand, two hundred ninety-seven".

Divisors: 1 79 113 8927 9311 735569 1052143 83119297