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382985668 = 221337672971
BaseRepresentation
bin10110110100111…
…110010111000100
3222200122200120101
4112310332113010
51241021020133
6102000413444
712330216202
oct2664762704
9880580511
10382985668
1118720488a
12a8317284
1361465150
1438c16072
152395237d
hex16d3e5c4

382985668 has 48 divisors (see below), whose sum is σ = 752605504. Its totient is φ = 169361280.

The previous prime is 382985663. The next prime is 382985711. The reversal of 382985668 is 866589283.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (382985663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127423 + ... + 130393.

Almost surely, 2382985668 is an apocalyptic number.

It is an amenable number.

382985668 is a deficient number, since it is larger than the sum of its proper divisors (369619836).

382985668 is a wasteful number, since it uses less digits than its factorization.

382985668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3092 (or 3090 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 55.

The square root of 382985668 is about 19570.0196218604. The cubic root of 382985668 is about 726.2076854488.

The spelling of 382985668 in words is "three hundred eighty-two million, nine hundred eighty-five thousand, six hundred sixty-eight".

Divisors: 1 2 4 13 26 37 52 67 74 134 148 268 481 871 962 1742 1924 2479 2971 3484 4958 5942 9916 11884 32227 38623 64454 77246 109927 128908 154492 199057 219854 398114 439708 796228 1429051 2587741 2858102 5175482 5716204 7365109 10350964 14730218 29460436 95746417 191492834 382985668