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52706292 = 2237360167
BaseRepresentation
bin1100100100001…
…1101111110100
310200011202102220
43021003233310
5101443100132
65121402340
71206665442
oct311035764
9120152386
1052706292
112782a021
12157993b0
13abc5172
146dddb92
154961a2c
hex3243bf4

52706292 has 24 divisors (see below), whose sum is σ = 124668096. Its totient is φ = 17327808.

The previous prime is 52706281. The next prime is 52706309. The reversal of 52706292 is 29260725.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29208 + ... + 30959.

It is an arithmetic number, because the mean of its divisors is an integer number (5194504).

Almost surely, 252706292 is an apocalyptic number.

It is an amenable number.

52706292 is an abundant number, since it is smaller than the sum of its proper divisors (71961804).

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

52706292 is a wasteful number, since it uses less digits than its factorization.

52706292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60247 (or 60245 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 52706292 is about 7259.9099167965. The cubic root of 52706292 is about 374.9334210689.

The spelling of 52706292 in words is "fifty-two million, seven hundred six thousand, two hundred ninety-two".

Divisors: 1 2 3 4 6 12 73 146 219 292 438 876 60167 120334 180501 240668 361002 722004 4392191 8784382 13176573 17568764 26353146 52706292