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52130366 = 274335081
BaseRepresentation
bin1100011011011…
…1001000111110
310122002111102022
43012313020332
5101321132431
65101200142
71202046401
oct306671076
9118074368
1052130366
1127476352
1215560052
13aa52c92
146ccdd38
15489b07b
hex31b723e

52130366 has 8 divisors (see below), whose sum is σ = 78303024. Its totient is φ = 26029360.

The previous prime is 52130363. The next prime is 52130387. The reversal of 52130366 is 66303125.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52130363) 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, 16055 + ... + 19026.

It is an arithmetic number, because the mean of its divisors is an integer number (9787878).

Almost surely, 252130366 is an apocalyptic number.

52130366 is a deficient number, since it is larger than the sum of its proper divisors (26172658).

52130366 is a wasteful number, since it uses less digits than its factorization.

52130366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35826.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 52130366 is about 7220.1361483008. The cubic root of 52130366 is about 373.5627736814.

The spelling of 52130366 in words is "fifty-two million, one hundred thirty thousand, three hundred sixty-six".

Divisors: 1 2 743 1486 35081 70162 26065183 52130366