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508130312 = 234310314341
BaseRepresentation
bin11110010010010…
…111010000001000
31022102010200202012
4132102113100020
52020040132222
6122230555052
715410015324
oct3622272010
91272120665
10508130312
1124090a908
12122208a88
1381370931
144b6b0984
152e9221e2
hex1e497408

508130312 has 32 divisors (see below), whose sum is σ = 984434880. Its totient is φ = 245730240.

The previous prime is 508130309. The next prime is 508130317. The reversal of 508130312 is 213031805.

It is not an unprimeable number, because it can be changed into a prime (508130317) 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, 28262 + ... + 42602.

It is an arithmetic number, because the mean of its divisors is an integer number (30763590).

Almost surely, 2508130312 is an apocalyptic number.

It is an amenable number.

508130312 is a deficient number, since it is larger than the sum of its proper divisors (476304568).

508130312 is a wasteful number, since it uses less digits than its factorization.

508130312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14493 (or 14489 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 508130312 is about 22541.7459838407. The cubic root of 508130312 is about 797.9794384603.

The spelling of 508130312 in words is "five hundred eight million, one hundred thirty thousand, three hundred twelve".

Divisors: 1 2 4 8 43 86 103 172 206 344 412 824 4429 8858 14341 17716 28682 35432 57364 114728 616663 1233326 1477123 2466652 2954246 4933304 5908492 11816984 63516289 127032578 254065156 508130312