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52315982 = 2475310501
BaseRepresentation
bin1100011110010…
…0011101001110
310122102221000222
43013210131032
5101343102412
65105151342
71203451505
oct307443516
9118387028
1052315982
1127592854
121562b552
13aab9604
146d3b83c
1548d6072
hex31e474e

52315982 has 16 divisors (see below), whose sum is σ = 81663552. Its totient is φ = 25116000.

The previous prime is 52315981. The next prime is 52316051. The reversal of 52315982 is 28951325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52315981) 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, 269 + ... + 10232.

It is an arithmetic number, because the mean of its divisors is an integer number (5103972).

Almost surely, 252315982 is an apocalyptic number.

52315982 is a deficient number, since it is larger than the sum of its proper divisors (29347570).

52315982 is a wasteful number, since it uses less digits than its factorization.

52315982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10603.

The product of its digits is 21600, while the sum is 35.

The square root of 52315982 is about 7232.9787777927. The cubic root of 52315982 is about 374.0056191783.

The spelling of 52315982 in words is "fifty-two million, three hundred fifteen thousand, nine hundred eighty-two".

Divisors: 1 2 47 53 94 106 2491 4982 10501 21002 493547 556553 987094 1113106 26157991 52315982