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12258084 = 2239710531
BaseRepresentation
bin101110110000…
…101100100100
3212001202221010
4232300230210
511114224314
61114422220
7206122566
oct56605444
925052833
1012258084
116a12753
124131970
132702607
1418b1336
151122059
hexbb0b24

12258084 has 24 divisors (see below), whose sum is σ = 28899808. Its totient is φ = 4043520.

The previous prime is 12258083. The next prime is 12258091. The reversal of 12258084 is 48085221.

It is not an unprimeable number, because it can be changed into a prime (12258083) 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 7 ways as a sum of consecutive naturals, for example, 4102 + ... + 6429.

Almost surely, 212258084 is an apocalyptic number.

It is an amenable number.

12258084 is an abundant number, since it is smaller than the sum of its proper divisors (16641724).

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

12258084 is a wasteful number, since it uses less digits than its factorization.

12258084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10635 (or 10633 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 30.

The square root of 12258084 is about 3501.1546666778. The cubic root of 12258084 is about 230.5725119790.

The spelling of 12258084 in words is "twelve million, two hundred fifty-eight thousand, eighty-four".

Divisors: 1 2 3 4 6 12 97 194 291 388 582 1164 10531 21062 31593 42124 63186 126372 1021507 2043014 3064521 4086028 6129042 12258084