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12379283 = 747191197
BaseRepresentation
bin101111001110…
…010010010011
3212021221011222
4233032102103
511132114113
61121155255
7210136130
oct57162223
925257158
1012379283
116a95814
12418bb2b
132745827
141903587
151147e08
hexbce493

12379283 has 16 divisors (see below), whose sum is σ = 14598144. Its totient is φ = 10278240.

The previous prime is 12379273. The next prime is 12379291. The reversal of 12379283 is 38297321.

It is not a de Polignac number, because 12379283 - 26 = 12379219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12379273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62741 + ... + 62937.

It is an arithmetic number, because the mean of its divisors is an integer number (912384).

Almost surely, 212379283 is an apocalyptic number.

12379283 is a deficient number, since it is larger than the sum of its proper divisors (2218861).

12379283 is a wasteful number, since it uses less digits than its factorization.

12379283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442.

The product of its digits is 18144, while the sum is 35.

The square root of 12379283 is about 3518.4205263158. The cubic root of 12379283 is about 231.3299321441.

The spelling of 12379283 in words is "twelve million, three hundred seventy-nine thousand, two hundred eighty-three".

Divisors: 1 7 47 191 197 329 1337 1379 8977 9259 37627 62839 64813 263389 1768469 12379283