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52711166705 = 517620131373
BaseRepresentation
bin110001000101110101…
…001001001011110001
312001001112100201011112
4301011311021023301
51330423024313310
640114251123105
73544142344601
oct610565111361
9161045321145
1052711166705
112039a09679a
12a270a43495
134c80666092
1427a082cc01
1515878d3705
hexc45d492f1

52711166705 has 8 divisors (see below), whose sum is σ = 66974188392. Its totient is φ = 39688407808.

The previous prime is 52711166701. The next prime is 52711166713. The reversal of 52711166705 is 50766111725.

It can be written as a sum of positive squares in 4 ways, for example, as 1283358976 + 51427807729 = 35824^2 + 226777^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52711166705 - 22 = 52711166701 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52711166701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310065602 + ... + 310065771.

It is an arithmetic number, because the mean of its divisors is an integer number (8371773549).

Almost surely, 252711166705 is an apocalyptic number.

It is an amenable number.

52711166705 is a deficient number, since it is larger than the sum of its proper divisors (14263021687).

52711166705 is a wasteful number, since it uses less digits than its factorization.

52711166705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620131395.

The product of its (nonzero) digits is 88200, while the sum is 41.

The spelling of 52711166705 in words is "fifty-two billion, seven hundred eleven million, one hundred sixty-six thousand, seven hundred five".

Divisors: 1 5 17 85 620131373 3100656865 10542233341 52711166705