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379490352 = 243371571361
BaseRepresentation
bin10110100111101…
…001000000110000
3222110002002220020
4112213221000300
51234122142402
6101353443440
712255420603
oct2647510060
9873062806
10379490352
1118523779a
12a7110580
1360810207
143858633a
15234b18bc
hex169e9030

379490352 has 80 divisors (see below), whose sum is σ = 1014003552. Its totient is φ = 122204160.

The previous prime is 379490347. The next prime is 379490381. The reversal of 379490352 is 253094973.

It is a super-2 number, since 2×3794903522 = 288025854522167808, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 278152 + ... + 279512.

Almost surely, 2379490352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 379490352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (507001776).

379490352 is an abundant number, since it is smaller than the sum of its proper divisors (634513200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

379490352 is a wasteful number, since it uses less digits than its factorization.

379490352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1566 (or 1560 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 42.

The square root of 379490352 is about 19480.5121082583. The cubic root of 379490352 is about 723.9916871750.

The spelling of 379490352 in words is "three hundred seventy-nine million, four hundred ninety thousand, three hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 16 24 37 48 74 111 148 157 222 296 314 444 471 592 628 888 942 1256 1361 1776 1884 2512 2722 3768 4083 5444 5809 7536 8166 10888 11618 16332 17427 21776 23236 32664 34854 46472 50357 65328 69708 92944 100714 139416 151071 201428 213677 278832 302142 402856 427354 604284 641031 805712 854708 1208568 1282062 1709416 2417136 2564124 3418832 5128248 7906049 10256496 15812098 23718147 31624196 47436294 63248392 94872588 126496784 189745176 379490352