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52980296317 = 134075407409
BaseRepresentation
bin110001010101110111…
…110010101001111101
312001202021202220120221
4301111313302221331
51332000423440232
640201103341341
73553621042204
oct612567625175
9161667686527
1052980296317
1120517aa5863
12a326bb1851
134cc4345980
1427c848823b
1515a1345897
hexc55df2a7d

52980296317 has 4 divisors (see below), whose sum is σ = 57055703740. Its totient is φ = 48904888896.

The previous prime is 52980296287. The next prime is 52980296339. The reversal of 52980296317 is 71369208925.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3773522041 + 49206774276 = 61429^2 + 221826^2 .

It is a cyclic number.

It is not a de Polignac number, because 52980296317 - 227 = 52846078589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52980296617) 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, 2037703692 + ... + 2037703717.

It is an arithmetic number, because the mean of its divisors is an integer number (14263925935).

Almost surely, 252980296317 is an apocalyptic number.

It is an amenable number.

52980296317 is a deficient number, since it is larger than the sum of its proper divisors (4075407423).

52980296317 is a wasteful number, since it uses less digits than its factorization.

52980296317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4075407422.

The product of its (nonzero) digits is 1632960, while the sum is 52.

The spelling of 52980296317 in words is "fifty-two billion, nine hundred eighty million, two hundred ninety-six thousand, three hundred seventeen".

Divisors: 1 13 4075407409 52980296317