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12249433 = 719312971
BaseRepresentation
bin101110101110…
…100101011001
3212001100001201
4232232211121
511113440213
61114314201
7206055430
oct56564531
925040051
1012249433
116a071a9
124128961
1326cb6b1
1418ac117
15111e6dd
hexbae959

12249433 has 16 divisors (see below), whose sum is σ = 15216640. Its totient is φ = 9622800.

The previous prime is 12249431. The next prime is 12249449. The reversal of 12249433 is 33494221.

It is a cyclic number.

It is not a de Polignac number, because 12249433 - 21 = 12249431 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12249431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2638 + ... + 5608.

It is an arithmetic number, because the mean of its divisors is an integer number (951040).

Almost surely, 212249433 is an apocalyptic number.

It is an amenable number.

12249433 is a deficient number, since it is larger than the sum of its proper divisors (2967207).

12249433 is a wasteful number, since it uses less digits than its factorization.

12249433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3028.

The product of its digits is 5184, while the sum is 28.

The square root of 12249433 is about 3499.9189990627. The cubic root of 12249433 is about 230.5182579258.

The spelling of 12249433 in words is "twelve million, two hundred forty-nine thousand, four hundred thirty-three".

Divisors: 1 7 19 31 133 217 589 2971 4123 20797 56449 92101 395143 644707 1749919 12249433