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52282885 = 510456577
BaseRepresentation
bin1100011101110…
…0011000000101
310122101020122011
43013130120011
5101341023020
65104334221
71203253144
oct307343005
9118336564
1052282885
112756a9a6
1215614371
13aaa7525
146d2d75b
1548cb35a
hex31dc605

52282885 has 4 divisors (see below), whose sum is σ = 62739468. Its totient is φ = 41826304.

The previous prime is 52282843. The next prime is 52282891. The reversal of 52282885 is 58828225.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10719076 + 41563809 = 3274^2 + 6447^2 .

It is a cyclic number.

It is not a de Polignac number, because 52282885 - 225 = 18728453 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is an upside-down number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5228284 + ... + 5228293.

It is an arithmetic number, because the mean of its divisors is an integer number (15684867).

Almost surely, 252282885 is an apocalyptic number.

It is an amenable number.

52282885 is a deficient number, since it is larger than the sum of its proper divisors (10456583).

52282885 is a wasteful number, since it uses less digits than its factorization.

52282885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10456582.

The product of its digits is 102400, while the sum is 40.

The square root of 52282885 is about 7230.6904926155. The cubic root of 52282885 is about 373.9267326713.

The spelling of 52282885 in words is "fifty-two million, two hundred eighty-two thousand, eight hundred eighty-five".

Divisors: 1 5 10456577 52282885