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382880965 = 5223343391
BaseRepresentation
bin10110110100100…
…100110011000101
3222200110100221111
4112310210303011
51241004142330
6101554245021
712326302015
oct2664446305
9880410844
10382880965
11187143155
12a8286771
13614295ac
1438bc9c45
152393132a
hex16d24cc5

382880965 has 8 divisors (see below), whose sum is σ = 461518848. Its totient is φ = 304930320.

The previous prime is 382880963. The next prime is 382880983. The reversal of 382880965 is 569088283.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 382880965 - 21 = 382880963 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (382880963) 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, 170581 + ... + 172810.

It is an arithmetic number, because the mean of its divisors is an integer number (57689856).

Almost surely, 2382880965 is an apocalyptic number.

It is an amenable number.

382880965 is a deficient number, since it is larger than the sum of its proper divisors (78637883).

382880965 is a wasteful number, since it uses less digits than its factorization.

382880965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343619.

The product of its (nonzero) digits is 829440, while the sum is 49.

The square root of 382880965 is about 19567.3443522620. The cubic root of 382880965 is about 726.1415010284.

The spelling of 382880965 in words is "three hundred eighty-two million, eight hundred eighty thousand, nine hundred sixty-five".

Divisors: 1 5 223 1115 343391 1716955 76576193 382880965