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12083707 = 31389797
BaseRepresentation
bin101110000110…
…000111111011
3211201220201201
4232012013323
511043134312
61110555031
7204465316
oct56060773
924656651
1012083707
116903739
124068a77
13267112c
14186797d
1510da557
hexb861fb

12083707 has 4 divisors (see below), whose sum is σ = 12473536. Its totient is φ = 11693880.

The previous prime is 12083699. The next prime is 12083713. The reversal of 12083707 is 70738021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70738021 = 107661103.

It is a cyclic number.

It is not a de Polignac number, because 12083707 - 23 = 12083699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12083737) 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, 194868 + ... + 194929.

It is an arithmetic number, because the mean of its divisors is an integer number (3118384).

Almost surely, 212083707 is an apocalyptic number.

12083707 is a deficient number, since it is larger than the sum of its proper divisors (389829).

12083707 is an equidigital number, since it uses as much as digits as its factorization.

12083707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389828.

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 12083707 is about 3476.1626831896. The cubic root of 12083707 is about 229.4739521386.

The spelling of 12083707 in words is "twelve million, eighty-three thousand, seven hundred seven".

Divisors: 1 31 389797 12083707