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52164304251 = 317899719453
BaseRepresentation
bin110000100101001111…
…000001110101111011
311222122102100012220120
4300211033001311323
51323313030214001
635544114024323
73524452161453
oct604517016573
9158572305816
1052164304251
1120139431954
12a1398780a3
134bc4283a27
14274bd58d63
1515548b0236
hexc253c1d7b

52164304251 has 8 divisors (see below), whose sum is σ = 69591290640. Its totient is φ = 34756760352.

The previous prime is 52164304169. The next prime is 52164304307. The reversal of 52164304251 is 15240346125.

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

It is not a de Polignac number, because 52164304251 - 27 = 52164304123 is a prime.

It is a super-2 number, since 2×521643042512 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52164304151) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4854360 + ... + 4865093.

It is an arithmetic number, because the mean of its divisors is an integer number (8698911330).

Almost surely, 252164304251 is an apocalyptic number.

52164304251 is a deficient number, since it is larger than the sum of its proper divisors (17426986389).

52164304251 is a wasteful number, since it uses less digits than its factorization.

52164304251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9721245.

The product of its (nonzero) digits is 28800, while the sum is 33.

The spelling of 52164304251 in words is "fifty-two billion, one hundred sixty-four million, three hundred four thousand, two hundred fifty-one".

Divisors: 1 3 1789 5367 9719453 29158359 17388101417 52164304251