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52530107 = 73295281
BaseRepresentation
bin1100100001100…
…0101110111011
310122211210202112
43020120232323
5101421430412
65113522535
71205333000
oct310305673
9118753675
1052530107
1127719713
121571344b
13ab62c06
146d958a7
154929722
hex3218bbb

52530107 has 16 divisors (see below), whose sum is σ = 63384000. Its totient is φ = 43464960.

The previous prime is 52530097. The next prime is 52530109. The reversal of 52530107 is 70103525.

It is not a de Polignac number, because 52530107 - 212 = 52526011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52530109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7307 + ... + 12587.

It is an arithmetic number, because the mean of its divisors is an integer number (3961500).

Almost surely, 252530107 is an apocalyptic number.

52530107 is a deficient number, since it is larger than the sum of its proper divisors (10853893).

52530107 is an equidigital number, since it uses as much as digits as its factorization.

52530107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5331 (or 5317 counting only the distinct ones).

The product of its (nonzero) digits is 1050, while the sum is 23.

The square root of 52530107 is about 7247.7656557038. The cubic root of 52530107 is about 374.5151826610.

The spelling of 52530107 in words is "fifty-two million, five hundred thirty thousand, one hundred seven".

Divisors: 1 7 29 49 203 343 1421 5281 9947 36967 153149 258769 1072043 1811383 7504301 52530107