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11437412 = 227408479
BaseRepresentation
bin101011101000…
…010101100100
3210112002011212
4223220111210
510411444122
61045050552
7166134140
oct53502544
923462155
1011437412
116502108
1239b6a58
1324a5bcc
14173a220
15100dce2
hexae8564

11437412 has 12 divisors (see below), whose sum is σ = 22874880. Its totient is φ = 4901736.

The previous prime is 11437399. The next prime is 11437427. The reversal of 11437412 is 21473411.

It is a happy number.

11437412 is an admirable number.

It is a super-3 number, since 3×114374123 (a number of 22 digits) contains 333 as substring.

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 3 ways as a sum of consecutive naturals, for example, 204212 + ... + 204267.

It is an arithmetic number, because the mean of its divisors is an integer number (1906240).

Almost surely, 211437412 is an apocalyptic number.

It is an amenable number.

11437412 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11437412 is a wasteful number, since it uses less digits than its factorization.

11437412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408490 (or 408488 counting only the distinct ones).

The product of its digits is 672, while the sum is 23.

The square root of 11437412 is about 3381.9243042978. The cubic root of 11437412 is about 225.3076417223.

The spelling of 11437412 in words is "eleven million, four hundred thirty-seven thousand, four hundred twelve".

Divisors: 1 2 4 7 14 28 408479 816958 1633916 2859353 5718706 11437412