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52717164 = 2234393097
BaseRepresentation
bin1100100100011…
…0011001101100
310200012022100120
43021012121230
5101443422124
65121524540
71210042233
oct311063154
9120168316
1052717164
1127837205
12157a3750
13abca0b6
147003b1a
154964d79
hex324666c

52717164 has 12 divisors (see below), whose sum is σ = 123006744. Its totient is φ = 17572384.

The previous prime is 52717163. The next prime is 52717177. The reversal of 52717164 is 46171725.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (52717163) 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, 2196537 + ... + 2196560.

It is an arithmetic number, because the mean of its divisors is an integer number (10250562).

Almost surely, 252717164 is an apocalyptic number.

It is an amenable number.

52717164 is an abundant number, since it is smaller than the sum of its proper divisors (70289580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52717164 is a wasteful number, since it uses less digits than its factorization.

52717164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4393104 (or 4393102 counting only the distinct ones).

The product of its digits is 11760, while the sum is 33.

The square root of 52717164 is about 7260.6586478088. The cubic root of 52717164 is about 374.9591991165.

Adding to 52717164 its reverse (46171725), we get a palindrome (98888889).

The spelling of 52717164 in words is "fifty-two million, seven hundred seventeen thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 12 4393097 8786194 13179291 17572388 26358582 52717164