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10310119979 = 83124218313
BaseRepresentation
bin10011001101000011…
…11111001000101011
3222121112022100202112
421212201333020223
5132103342314404
64423021352535
7513331400555
oct114641771053
928545270675
1010310119979
114410880815
121bb8a0874b
13c8401c613
146db40c4d5
1540521a56e
hex26687f22b

10310119979 has 4 divisors (see below), whose sum is σ = 10434338376. Its totient is φ = 10185901584.

The previous prime is 10310119957. The next prime is 10310120003. The reversal of 10310119979 is 97991101301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 97991101301 = 412390026861.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10310119979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10310119949) 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, 62109074 + ... + 62109239.

It is an arithmetic number, because the mean of its divisors is an integer number (2608584594).

Almost surely, 210310119979 is an apocalyptic number.

10310119979 is a deficient number, since it is larger than the sum of its proper divisors (124218397).

10310119979 is an equidigital number, since it uses as much as digits as its factorization.

10310119979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124218396.

The product of its (nonzero) digits is 15309, while the sum is 41.

The spelling of 10310119979 in words is "ten billion, three hundred ten million, one hundred nineteen thousand, nine hundred seventy-nine".

Divisors: 1 83 124218313 10310119979