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11137412 = 22111319471
BaseRepresentation
bin101010011111…
…000110000100
3202221211122202
4222133012010
510322344122
61034414032
7163444406
oct52370604
922854582
1011137412
116317780
123891318
1323cc4b0
14169cb76
15e9ee92
hexa9f184

11137412 has 24 divisors (see below), whose sum is σ = 22899072. Its totient is φ = 4672800.

The previous prime is 11137409. The next prime is 11137453. The reversal of 11137412 is 21473111.

It is a happy number.

It is an unprimeable number.

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, 9164 + ... + 10307.

It is an arithmetic number, because the mean of its divisors is an integer number (954128).

Almost surely, 211137412 is an apocalyptic number.

It is an amenable number.

11137412 is an abundant number, since it is smaller than the sum of its proper divisors (11761660).

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

11137412 is a wasteful number, since it uses less digits than its factorization.

11137412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19499 (or 19497 counting only the distinct ones).

The product of its digits is 168, while the sum is 20.

The square root of 11137412 is about 3337.2761348141. The cubic root of 11137412 is about 223.3202447714.

The spelling of 11137412 in words is "eleven million, one hundred thirty-seven thousand, four hundred twelve".

Divisors: 1 2 4 11 13 22 26 44 52 143 286 572 19471 38942 77884 214181 253123 428362 506246 856724 1012492 2784353 5568706 11137412