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52553347 = 711682511
BaseRepresentation
bin1100100001111…
…0011010000011
310122212222122021
43020132122003
5101423201342
65114222311
71205460520
oct310363203
9118788567
1052553347
1127735120
1215724997
13ab70672
146da0147
154931567
hex321e683

52553347 has 8 divisors (see below), whose sum is σ = 65521152. Its totient is φ = 40950600.

The previous prime is 52553329. The next prime is 52553351. The reversal of 52553347 is 74335525.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-52553347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52553317) 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, 341179 + ... + 341332.

It is an arithmetic number, because the mean of its divisors is an integer number (8190144).

Almost surely, 252553347 is an apocalyptic number.

52553347 is a deficient number, since it is larger than the sum of its proper divisors (12967805).

52553347 is a wasteful number, since it uses less digits than its factorization.

52553347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682529.

The product of its digits is 63000, while the sum is 34.

The square root of 52553347 is about 7249.3687311379. The cubic root of 52553347 is about 374.5704046414.

It can be divided in two parts, 52553 and 347, that added together give a square (52900 = 2302).

The spelling of 52553347 in words is "fifty-two million, five hundred fifty-three thousand, three hundred forty-seven".

Divisors: 1 7 11 77 682511 4777577 7507621 52553347