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508372 = 22731741
BaseRepresentation
bin1111100000111010100
3221211100121
41330013110
5112231442
614521324
74215064
oct1740724
9854317
10508372
11317a47
12206244
1314a517
14d33a4
15a0967
hex7c1d4

508372 has 12 divisors (see below), whose sum is σ = 902356. Its totient is φ = 250560.

The previous prime is 508367. The next prime is 508373. The reversal of 508372 is 273805.

It can be written as a sum of positive squares in 2 ways, for example, as 93636 + 414736 = 306^2 + 644^2 .

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (508373) 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, 579 + ... + 1162.

508372 is a Friedman number, since it can be written as (705+8)^2+3, using all its digits and the basic arithmetic operations.

2508372 is an apocalyptic number.

It is an amenable number.

508372 is a deficient number, since it is larger than the sum of its proper divisors (393984).

508372 is a wasteful number, since it uses less digits than its factorization.

508372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1818 (or 1816 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 508372 is about 713.0021037837. The cubic root of 508372 is about 79.8105935857.

The spelling of 508372 in words is "five hundred eight thousand, three hundred seventy-two".

Divisors: 1 2 4 73 146 292 1741 3482 6964 127093 254186 508372