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52801943080 = 2351320048577
BaseRepresentation
bin110001001011001111…
…011011011000101000
312001021212011121221111
4301023033123120220
51331114244134310
640131252520104
73546324053005
oct611317333050
9161255147844
1052801943080
1120436358397
12a297320034
134c963ca503
1427ac8dc8ac
15159086528a
hexc4b3db628

52801943080 has 16 divisors (see below), whose sum is σ = 118804372020. Its totient is φ = 21120777216.

The previous prime is 52801943071. The next prime is 52801943083. The reversal of 52801943080 is 8034910825.

52801943080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 43015589604 + 9786353476 = 207402^2 + 98926^2 .

It is a Harshad number since it is a multiple of its sum of digits (40), and also a Moran number because the ratio is a prime number: 1320048577 = 52801943080 / (5 + 2 + 8 + 0 + 1 + 9 + 4 + 3 + 0 + 8 + 0).

It is not an unprimeable number, because it can be changed into a prime (52801943083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 660024249 + ... + 660024328.

Almost surely, 252801943080 is an apocalyptic number.

It is an amenable number.

52801943080 is an abundant number, since it is smaller than the sum of its proper divisors (66002428940).

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

52801943080 is a wasteful number, since it uses less digits than its factorization.

52801943080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1320048588 (or 1320048584 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 40.

The spelling of 52801943080 in words is "fifty-two billion, eight hundred one million, nine hundred forty-three thousand, eighty".

Divisors: 1 2 4 5 8 10 20 40 1320048577 2640097154 5280194308 6600242885 10560388616 13200485770 26400971540 52801943080