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52084780 = 22511236749
BaseRepresentation
bin1100011010110…
…0000000101100
310122000011212221
43012230000230
5101313203110
65100205124
71201466446
oct306540054
9118004787
1052084780
1127445080
12155397a4
13aa382c7
146cbb496
15488c7da
hex31ac02c

52084780 has 24 divisors (see below), whose sum is σ = 119322000. Its totient is φ = 18939840.

The previous prime is 52084777. The next prime is 52084807. The reversal of 52084780 is 8748025.

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, 118155 + ... + 118594.

It is an arithmetic number, because the mean of its divisors is an integer number (4971750).

Almost surely, 252084780 is an apocalyptic number.

It is an amenable number.

52084780 is an abundant number, since it is smaller than the sum of its proper divisors (67237220).

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

52084780 is a wasteful number, since it uses less digits than its factorization.

52084780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236769 (or 236767 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 34.

The square root of 52084780 is about 7216.9785921811. The cubic root of 52084780 is about 373.4538531671.

The spelling of 52084780 in words is "fifty-two million, eighty-four thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 236749 473498 946996 1183745 2367490 2604239 4734980 5208478 10416956 13021195 26042390 52084780