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12245908 = 226734549
BaseRepresentation
bin101110101101…
…101110010100
3212001011020011
4232231232110
511113332113
61114250004
7206042233
oct56555624
925034204
1012245908
116a04594
124126904
1326c9bcc
1418aab1a
15111d63d
hexbadb94

12245908 has 12 divisors (see below), whose sum is σ = 21466900. Its totient is φ = 6112512.

The previous prime is 12245879. The next prime is 12245929. The reversal of 12245908 is 80954221.

It can be written as a sum of positive squares in 2 ways, for example, as 6543364 + 5702544 = 2558^2 + 2388^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12245908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 418 + ... + 4966.

Almost surely, 212245908 is an apocalyptic number.

It is an amenable number.

12245908 is a deficient number, since it is larger than the sum of its proper divisors (9220992).

12245908 is a wasteful number, since it uses less digits than its factorization.

12245908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5226 (or 5224 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 12245908 is about 3499.4153797456. The cubic root of 12245908 is about 230.4961438460.

The spelling of 12245908 in words is "twelve million, two hundred forty-five thousand, nine hundred eight".

Divisors: 1 2 4 673 1346 2692 4549 9098 18196 3061477 6122954 12245908