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12315083 = 112933821
BaseRepresentation
bin101110111110…
…100111001011
3212011200010012
4232332213023
511123040313
61115542135
7206451014
oct56764713
925150105
1012315083
116a51560
12415a94b
132722541
1418c800b
151133da8
hexbbe9cb

12315083 has 8 divisors (see below), whose sum is σ = 13484016. Its totient is φ = 11154400.

The previous prime is 12315077. The next prime is 12315101. The reversal of 12315083 is 38051321.

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 12315083 - 222 = 8120779 is a prime.

It is a super-2 number, since 2×123150832 = 303322538593778, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12315013) 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, 1313 + ... + 5133.

It is an arithmetic number, because the mean of its divisors is an integer number (1685502).

Almost surely, 212315083 is an apocalyptic number.

12315083 is a deficient number, since it is larger than the sum of its proper divisors (1168933).

12315083 is a wasteful number, since it uses less digits than its factorization.

12315083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4125.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 12315083 is about 3509.2852548632. The cubic root of 12315083 is about 230.9293400319.

The spelling of 12315083 in words is "twelve million, three hundred fifteen thousand, eighty-three".

Divisors: 1 11 293 3223 3821 42031 1119553 12315083