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12095970 = 2351921221
BaseRepresentation
bin101110001001…
…000111100010
3211202112112220
4232021013202
511044032340
61111131510
7204546135
oct56110742
924675486
1012095970
116911977
124073b96
1326768a3
14186c21c
1510dded0
hexb891e2

12095970 has 32 divisors (see below), whose sum is σ = 30559680. Its totient is φ = 3055680.

The previous prime is 12095957. The next prime is 12095971. The reversal of 12095970 is 7959021.

It is not an unprimeable number, because it can be changed into a prime (12095971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10041 + ... + 11180.

It is an arithmetic number, because the mean of its divisors is an integer number (954990).

Almost surely, 212095970 is an apocalyptic number.

12095970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12095970 is an abundant number, since it is smaller than the sum of its proper divisors (18463710).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12095970 is a wasteful number, since it uses less digits than its factorization.

12095970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21250.

The product of its (nonzero) digits is 5670, while the sum is 33.

The square root of 12095970 is about 3477.9261061730. The cubic root of 12095970 is about 229.5515521576.

The spelling of 12095970 in words is "twelve million, ninety-five thousand, nine hundred seventy".

Divisors: 1 2 3 5 6 10 15 19 30 38 57 95 114 190 285 570 21221 42442 63663 106105 127326 212210 318315 403199 636630 806398 1209597 2015995 2419194 4031990 6047985 12095970