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52348872 = 2332181203
BaseRepresentation
bin1100011110110…
…0011111001000
310122111121011010
43013230133020
5101400130442
65110003520
71203646422
oct307543710
9118447133
1052348872
1127605534
12156465a0
13aacb584
146d49812
1548e0b9c
hex31ec7c8

52348872 has 16 divisors (see below), whose sum is σ = 130872240. Its totient is φ = 17449616.

The previous prime is 52348861. The next prime is 52348883. The reversal of 52348872 is 27884325.

It is an interprime number because it is at equal distance from previous prime (52348861) and next prime (52348883).

It is a self number, because there is not a number n which added to its sum of digits gives 52348872.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1090578 + ... + 1090625.

It is an arithmetic number, because the mean of its divisors is an integer number (8179515).

Almost surely, 252348872 is an apocalyptic number.

It is an amenable number.

52348872 is an abundant number, since it is smaller than the sum of its proper divisors (78523368).

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

52348872 is a wasteful number, since it uses less digits than its factorization.

52348872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2181212 (or 2181208 counting only the distinct ones).

The product of its digits is 107520, while the sum is 39.

The square root of 52348872 is about 7235.2520343109. The cubic root of 52348872 is about 374.0839793495.

The spelling of 52348872 in words is "fifty-two million, three hundred forty-eight thousand, eight hundred seventy-two".

Divisors: 1 2 3 4 6 8 12 24 2181203 4362406 6543609 8724812 13087218 17449624 26174436 52348872