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56953148 = 2272034041
BaseRepresentation
bin1101100101000…
…0100100111100
310222011112000212
43121100210330
5104040000043
65352411552
71261044110
oct331204474
9128145025
1056953148
112a16a81a
12170a6bb8
13ba511b5
1477c7740
155000018
hex365093c

56953148 has 12 divisors (see below), whose sum is σ = 113906352. Its totient is φ = 24408480.

The previous prime is 56953133. The next prime is 56953153. The reversal of 56953148 is 84135965.

56953148 is an admirable number.

It is a super-3 number, since 3×569531483 (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 1016993 + ... + 1017048.

It is an arithmetic number, because the mean of its divisors is an integer number (9492196).

Almost surely, 256953148 is an apocalyptic number.

It is an amenable number.

56953148 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.

56953148 is a wasteful number, since it uses less digits than its factorization.

56953148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2034052 (or 2034050 counting only the distinct ones).

The product of its digits is 129600, while the sum is 41.

The square root of 56953148 is about 7546.7309479006. The cubic root of 56953148 is about 384.7446397941.

The spelling of 56953148 in words is "fifty-six million, nine hundred fifty-three thousand, one hundred forty-eight".

Divisors: 1 2 4 7 14 28 2034041 4068082 8136164 14238287 28476574 56953148