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47055064 = 237840269
BaseRepresentation
bin1011001110000…
…0000011011000
310021112122102011
42303200003120
544021230224
64400315304
71110650530
oct263400330
9107478364
1047055064
112461a191
1213912b34
139996b44
14636c4c0
1541e7394
hex2ce00d8

47055064 has 16 divisors (see below), whose sum is σ = 100832400. Its totient is φ = 20166432.

The previous prime is 47055061. The next prime is 47055097. The reversal of 47055064 is 46055074.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47055061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420079 + ... + 420190.

It is an arithmetic number, because the mean of its divisors is an integer number (6302025).

Almost surely, 247055064 is an apocalyptic number.

It is an amenable number.

47055064 is an abundant number, since it is smaller than the sum of its proper divisors (53777336).

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

47055064 is a wasteful number, since it uses less digits than its factorization.

47055064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840282 (or 840278 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 47055064 is about 6859.6693797879. The cubic root of 47055064 is about 361.0234866281.

The spelling of 47055064 in words is "forty-seven million, fifty-five thousand, sixty-four".

Divisors: 1 2 4 7 8 14 28 56 840269 1680538 3361076 5881883 6722152 11763766 23527532 47055064