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382668670 = 2552277321
BaseRepresentation
bin10110110011110…
…000111101111110
3222200001120201201
4112303300331332
51240430344140
6101545530114
712324426046
oct2663607576
9880046651
10382668670
111870086aa
12a81a393a
1361383a87
1438b72726
15238dd49a
hex16cf0f7e

382668670 has 16 divisors (see below), whose sum is σ = 689029488. Its totient is φ = 153017280.

The previous prime is 382668661. The next prime is 382668679. The reversal of 382668670 is 76866283.

It is an interprime number because it is at equal distance from previous prime (382668661) and next prime (382668679).

It is a self number, because there is not a number n which added to its sum of digits gives 382668670.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (382668679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48610 + ... + 55930.

It is an arithmetic number, because the mean of its divisors is an integer number (43064343).

Almost surely, 2382668670 is an apocalyptic number.

382668670 is a deficient number, since it is larger than the sum of its proper divisors (306360818).

382668670 is a wasteful number, since it uses less digits than its factorization.

382668670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12555.

The product of its (nonzero) digits is 580608, while the sum is 46.

The square root of 382668670 is about 19561.9188731576. The cubic root of 382668670 is about 726.0072689612.

The spelling of 382668670 in words is "three hundred eighty-two million, six hundred sixty-eight thousand, six hundred seventy".

Divisors: 1 2 5 10 5227 7321 10454 14642 26135 36605 52270 73210 38266867 76533734 191334335 382668670