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52860260 = 2252643013
BaseRepresentation
bin1100100110100…
…1010101100100
310200110120122102
43021221111210
5102013012020
65124551232
71211206355
oct311512544
9120416572
1052860260
1127924772
1215852518
13ac4a27b
14703dd2c
154992475
hex3269564

52860260 has 12 divisors (see below), whose sum is σ = 111006588. Its totient is φ = 21144096.

The previous prime is 52860257. The next prime is 52860263. The reversal of 52860260 is 6206825.

It is an interprime number because it is at equal distance from previous prime (52860257) and next prime (52860263).

It can be written as a sum of positive squares in 2 ways, for example, as 5635876 + 47224384 = 2374^2 + 6872^2 .

It is not an unprimeable number, because it can be changed into a prime (52860263) 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, 1321487 + ... + 1321526.

It is an arithmetic number, because the mean of its divisors is an integer number (9250549).

Almost surely, 252860260 is an apocalyptic number.

It is an amenable number.

52860260 is an abundant number, since it is smaller than the sum of its proper divisors (58146328).

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

52860260 is a wasteful number, since it uses less digits than its factorization.

52860260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2643022 (or 2643020 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 52860260 is about 7270.5061722001. The cubic root of 52860260 is about 375.2981569511.

The spelling of 52860260 in words is "fifty-two million, eight hundred sixty thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 2643013 5286026 10572052 13215065 26430130 52860260