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52753397 = 177873943
BaseRepresentation
bin1100100100111…
…1001111110101
310200021011001112
43021033033311
5102001102042
65122404405
71210252664
oct311171765
9120234045
1052753397
1127861454
1215800705
13ac10738
147012ddb
154970982
hex324f3f5

52753397 has 8 divisors (see below), whose sum is σ = 55941696. Its totient is φ = 49574592.

The previous prime is 52753381. The next prime is 52753403. The reversal of 52753397 is 79335725.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52753397 - 24 = 52753381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52756397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11408 + ... + 15350.

It is an arithmetic number, because the mean of its divisors is an integer number (6992712).

Almost surely, 252753397 is an apocalyptic number.

It is an amenable number.

52753397 is a deficient number, since it is larger than the sum of its proper divisors (3188299).

52753397 is a wasteful number, since it uses less digits than its factorization.

52753397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4747.

The product of its digits is 198450, while the sum is 41.

The square root of 52753397 is about 7263.1533785264. The cubic root of 52753397 is about 375.0450837648.

The spelling of 52753397 in words is "fifty-two million, seven hundred fifty-three thousand, three hundred ninety-seven".

Divisors: 1 17 787 3943 13379 67031 3103141 52753397