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52502079 = 372894013
BaseRepresentation
bin1100100001000…
…1111000111111
310122210101022110
43020101320333
5101420031304
65113145103
71205155200
oct310217077
9118711273
1052502079
11276aa653
12156bb193
13ab53226
146d895a7
154921289
hex3211e3f

52502079 has 24 divisors (see below), whose sum is σ = 82367280. Its totient is φ = 29656704.

The previous prime is 52502053. The next prime is 52502081. The reversal of 52502079 is 97020525.

It is a happy number.

It is not a de Polignac number, because 52502079 - 213 = 52493887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52502039) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11077 + ... + 15089.

It is an arithmetic number, because the mean of its divisors is an integer number (3431970).

Almost surely, 252502079 is an apocalyptic number.

52502079 is a deficient number, since it is larger than the sum of its proper divisors (29865201).

52502079 is a wasteful number, since it uses less digits than its factorization.

52502079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4119 (or 4112 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 30.

The square root of 52502079 is about 7245.8318363042. The cubic root of 52502079 is about 374.4485619515.

The spelling of 52502079 in words is "fifty-two million, five hundred two thousand, seventy-nine".

Divisors: 1 3 7 21 49 89 147 267 623 1869 4013 4361 12039 13083 28091 84273 196637 357157 589911 1071471 2500099 7500297 17500693 52502079