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52412128 = 253744267
BaseRepresentation
bin1100011111101…
…1111011100000
310122121210220221
43013323323200
5101404142003
65111212424
71204332016
oct307737340
9118553827
1052412128
112764900a
1215677114
13ab212c2
146d648b6
1549047bd
hex31fbee0

52412128 has 24 divisors (see below), whose sum is σ = 105977592. Its totient is φ = 25497216.

The previous prime is 52412117. The next prime is 52412153. The reversal of 52412128 is 82121425.

It is a super-2 number, since 2×524121282 = 5494062322976768, which contains 22 as substring.

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, 20950 + ... + 23317.

It is an arithmetic number, because the mean of its divisors is an integer number (4415733).

Almost surely, 252412128 is an apocalyptic number.

It is an amenable number.

52412128 is an abundant number, since it is smaller than the sum of its proper divisors (53565464).

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

52412128 is a wasteful number, since it uses less digits than its factorization.

52412128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44314 (or 44306 counting only the distinct ones).

The product of its digits is 1280, while the sum is 25.

The square root of 52412128 is about 7239.6220895845. The cubic root of 52412128 is about 374.2345940655.

The spelling of 52412128 in words is "fifty-two million, four hundred twelve thousand, one hundred twenty-eight".

Divisors: 1 2 4 8 16 32 37 74 148 296 592 1184 44267 88534 177068 354136 708272 1416544 1637879 3275758 6551516 13103032 26206064 52412128