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52473513460 = 2252623675673
BaseRepresentation
bin110000110111101010…
…100100010111110100
312000102222011200012111
4300313222210113310
51324431204412320
640034521300404
73535225335154
oct606752442764
9160388150174
1052473513460
1120287a26355
12a205334704
134c43357464
14277b048764
151571adca5a
hexc37aa45f4

52473513460 has 12 divisors (see below), whose sum is σ = 110194378308. Its totient is φ = 20989405376.

The previous prime is 52473513383. The next prime is 52473513503. The reversal of 52473513460 is 6431537425.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 37514266596 + 14959246864 = 193686^2 + 122308^2 .

It is a super-2 number, since 2×524735134602 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1311837817 + ... + 1311837856.

It is an arithmetic number, because the mean of its divisors is an integer number (9182864859).

Almost surely, 252473513460 is an apocalyptic number.

It is an amenable number.

52473513460 is an abundant number, since it is smaller than the sum of its proper divisors (57720864848).

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

52473513460 is a wasteful number, since it uses less digits than its factorization.

52473513460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2623675682 (or 2623675680 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 40.

The spelling of 52473513460 in words is "fifty-two billion, four hundred seventy-three million, five hundred thirteen thousand, four hundred sixty".

Divisors: 1 2 4 5 10 20 2623675673 5247351346 10494702692 13118378365 26236756730 52473513460