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52164501 = 347369961
BaseRepresentation
bin1100011011111…
…1011110010101
310122011020020120
43012333132111
5101323231001
65102022153
71202251044
oct306773625
9118136216
1052164501
1127499a64
1215577959
13aa6568c
146cdc55b
1548a6236
hex31bf795

52164501 has 8 divisors (see below), whose sum is σ = 71032704. Its totient is φ = 34036320.

The previous prime is 52164499. The next prime is 52164509. The reversal of 52164501 is 10546125.

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

It is not a de Polignac number, because 52164501 - 21 = 52164499 is a prime.

It is a super-2 number, since 2×521645012 = 5442270329158002, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52164509) 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, 184840 + ... + 185121.

It is an arithmetic number, because the mean of its divisors is an integer number (8879088).

Almost surely, 252164501 is an apocalyptic number.

It is an amenable number.

52164501 is a deficient number, since it is larger than the sum of its proper divisors (18868203).

52164501 is a wasteful number, since it uses less digits than its factorization.

52164501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370011.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 52164501 is about 7222.4996365524. The cubic root of 52164501 is about 373.6442922794.

The spelling of 52164501 in words is "fifty-two million, one hundred sixty-four thousand, five hundred one".

Divisors: 1 3 47 141 369961 1109883 17388167 52164501