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380936589 = 31113983047
BaseRepresentation
bin10110101101001…
…010000110001101
3222112210120202120
4112231022012031
51240004432324
6101444443153
712303623205
oct2655120615
9875716676
10380936589
11186035330
12a76a94b9
1360bc8587
1438841405
152369a179
hex16b4a18d

380936589 has 16 divisors (see below), whose sum is σ = 558082560. Its totient is φ = 229206960.

The previous prime is 380936581. The next prime is 380936597. The reversal of 380936589 is 985639083.

It is an interprime number because it is at equal distance from previous prime (380936581) and next prime (380936597).

It is not a de Polignac number, because 380936589 - 23 = 380936581 is a prime.

It is a super-2 number, since 2×3809365892 = 290225369677909842, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380936581) 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, 36937 + ... + 46110.

It is an arithmetic number, because the mean of its divisors is an integer number (34880160).

Almost surely, 2380936589 is an apocalyptic number.

It is an amenable number.

380936589 is a deficient number, since it is larger than the sum of its proper divisors (177145971).

380936589 is a wasteful number, since it uses less digits than its factorization.

380936589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83200.

The product of its (nonzero) digits is 1399680, while the sum is 51.

The square root of 380936589 is about 19517.5969063817. The cubic root of 380936589 is about 724.9102316124.

The spelling of 380936589 in words is "three hundred eighty million, nine hundred thirty-six thousand, five hundred eighty-nine".

Divisors: 1 3 11 33 139 417 1529 4587 83047 249141 913517 2740551 11543533 34630599 126978863 380936589