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52031460780 = 22335137411889
BaseRepresentation
bin110000011101010100…
…010001010110101100
311222022011101001221000
4300131110101112230
51323030023221110
635523010440300
73521250055635
oct603524212654
9158264331830
1052031460780
1120080448662
12a101293090
134ba28b0c20
14273845888c
151547dbe1c0
hexc1d5115ac

52031460780 has 96 divisors (see below), whose sum is σ = 174327652800. Its totient is φ = 12807742464.

The previous prime is 52031460769. The next prime is 52031460791. The reversal of 52031460780 is 8706413025.

52031460780 is a `hidden beast` number, since 520 + 3 + 1 + 4 + 60 + 78 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (52031460769) and next prime (52031460791).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3698925 + ... + 3712964.

It is an arithmetic number, because the mean of its divisors is an integer number (1815913050).

Almost surely, 252031460780 is an apocalyptic number.

It is an amenable number.

52031460780 is an abundant number, since it is smaller than the sum of its proper divisors (122296192020).

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

52031460780 is a wasteful number, since it uses less digits than its factorization.

52031460780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7411920 (or 7411912 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The spelling of 52031460780 in words is "fifty-two billion, thirty-one million, four hundred sixty thousand, seven hundred eighty".

Divisors: 1 2 3 4 5 6 9 10 12 13 15 18 20 26 27 30 36 39 45 52 54 60 65 78 90 108 117 130 135 156 180 195 234 260 270 351 390 468 540 585 702 780 1170 1404 1755 2340 3510 7020 7411889 14823778 22235667 29647556 37059445 44471334 66707001 74118890 88942668 96354557 111178335 133414002 148237780 192709114 200121003 222356670 266828004 289063671 333535005 385418228 400242006 444713340 481772785 578127342 667070010 800484012 867191013 963545570 1000605015 1156254684 1334140020 1445318355 1734382026 1927091140 2001210030 2601573039 2890636710 3468764052 4002420060 4335955065 5203146078 5781273420 8671910130 10406292156 13007865195 17343820260 26015730390 52031460780