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52957195697 = 722733327373
BaseRepresentation
bin110001010100011111…
…101010110110110001
312001200200022021111102
4301110133222312301
51331424020230242
640154520254145
73553220510360
oct612437526661
9161620267442
1052957195697
1120505a57a3a
12a31b311355
134cbc618173
1427c53937d7
15159e2d0e32
hexc547eadb1

52957195697 has 8 divisors (see below), whose sum is σ = 60789130176. Its totient is φ = 45191916432.

The previous prime is 52957195657. The next prime is 52957195723. The reversal of 52957195697 is 79659175925.

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

It is a cyclic number.

It is not a de Polignac number, because 52957195697 - 210 = 52957194673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52957195657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16662098 + ... + 16665275.

It is an arithmetic number, because the mean of its divisors is an integer number (7598641272).

Almost surely, 252957195697 is an apocalyptic number.

It is an amenable number.

52957195697 is a deficient number, since it is larger than the sum of its proper divisors (7831934479).

52957195697 is a wasteful number, since it uses less digits than its factorization.

52957195697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33327607.

The product of its digits is 53581500, while the sum is 65.

The spelling of 52957195697 in words is "fifty-two billion, nine hundred fifty-seven million, one hundred ninety-five thousand, six hundred ninety-seven".

Divisors: 1 7 227 1589 33327373 233291611 7565313671 52957195697