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52948290 = 2353075749
BaseRepresentation
bin1100100111111…
…0110101000010
310200122001101210
43021332311002
5102023321130
65130510550
71212024123
oct311766502
9120561353
1052948290
112798491a
1215895456
13ac7b365
14706404a
1549ad5b0
hex327ed42

52948290 has 32 divisors (see below), whose sum is σ = 127512000. Its totient is φ = 14071104.

The previous prime is 52948243. The next prime is 52948303. The reversal of 52948290 is 9284925.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6336 + ... + 12084.

It is an arithmetic number, because the mean of its divisors is an integer number (3984750).

Almost surely, 252948290 is an apocalyptic number.

52948290 is an abundant number, since it is smaller than the sum of its proper divisors (74563710).

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

52948290 is a wasteful number, since it uses less digits than its factorization.

52948290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6066.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 52948290 is about 7276.5575652227. The cubic root of 52948290 is about 375.5063736985.

The spelling of 52948290 in words is "fifty-two million, nine hundred forty-eight thousand, two hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 307 614 921 1535 1842 3070 4605 5749 9210 11498 17247 28745 34494 57490 86235 172470 1764943 3529886 5294829 8824715 10589658 17649430 26474145 52948290