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52944080 = 245794543
BaseRepresentation
bin1100100111110…
…1110011010000
310200121211121212
43021331303100
5102023202310
65130435252
71212005630
oct311756320
9120554555
1052944080
1127981742
1215892b28
13ac79477
1470626c0
1549ac205
hex327dcd0

52944080 has 40 divisors (see below), whose sum is σ = 140681472. Its totient is φ = 18152064.

The previous prime is 52944071. The next prime is 52944097. The reversal of 52944080 is 8044925.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46712 + ... + 47831.

Almost surely, 252944080 is an apocalyptic number.

It is an amenable number.

52944080 is an abundant number, since it is smaller than the sum of its proper divisors (87737392).

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

52944080 is a wasteful number, since it uses less digits than its factorization.

52944080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94563 (or 94557 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 52944080 is about 7276.2682743285. The cubic root of 52944080 is about 375.4964210715.

The spelling of 52944080 in words is "fifty-two million, nine hundred forty-four thousand, eighty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 560 94543 189086 378172 472715 661801 756344 945430 1323602 1512688 1890860 2647204 3309005 3781720 5294408 6618010 7563440 10588816 13236020 26472040 52944080