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12389083 = 71993151
BaseRepresentation
bin101111010000…
…101011011011
3212022102121221
4233100223123
511132422313
61121312511
7210206530
oct57205333
925272557
1012389083
116aa2113
124195737
13274a125
141906d87
15114ac8d
hexbd0adb

12389083 has 8 divisors (see below), whose sum is σ = 14904320. Its totient is φ = 10060200.

The previous prime is 12389081. The next prime is 12389099. The reversal of 12389083 is 38098321.

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 12389083 - 21 = 12389081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12389081) 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, 46443 + ... + 46708.

It is an arithmetic number, because the mean of its divisors is an integer number (1863040).

Almost surely, 212389083 is an apocalyptic number.

12389083 is a deficient number, since it is larger than the sum of its proper divisors (2515237).

12389083 is an equidigital number, since it uses as much as digits as its factorization.

12389083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93177.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 12389083 is about 3519.8129211650. The cubic root of 12389083 is about 231.3909597865.

The spelling of 12389083 in words is "twelve million, three hundred eighty-nine thousand, eighty-three".

Divisors: 1 7 19 133 93151 652057 1769869 12389083