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465380382 = 23131592087
BaseRepresentation
bin11011101111010…
…010010000011110
31012102200202212110
4123233102100132
51423114133012
6114102414450
714350445055
oct3357222036
91172622773
10465380382
11219771195
1210ba31426
137555350c
1445b4339c
152acca73c
hex1bbd241e

465380382 has 16 divisors (see below), whose sum is σ = 937867392. Its totient is φ = 153942360.

The previous prime is 465380359. The next prime is 465380387. The reversal of 465380382 is 283083564.

It is a self number, because there is not a number n which added to its sum of digits gives 465380382.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (465380387) 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, 295258 + ... + 296829.

It is an arithmetic number, because the mean of its divisors is an integer number (58616712).

Almost surely, 2465380382 is an apocalyptic number.

465380382 is an abundant number, since it is smaller than the sum of its proper divisors (472487010).

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

465380382 is a wasteful number, since it uses less digits than its factorization.

465380382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592223.

The product of its (nonzero) digits is 138240, while the sum is 39.

The square root of 465380382 is about 21572.6767462918. The cubic root of 465380382 is about 774.9422819312.

The spelling of 465380382 in words is "four hundred sixty-five million, three hundred eighty thousand, three hundred eighty-two".

Divisors: 1 2 3 6 131 262 393 786 592087 1184174 1776261 3552522 77563397 155126794 232690191 465380382