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380260 = 22519013
BaseRepresentation
bin1011100110101100100
3201022121201
41130311210
544132020
612052244
73142426
oct1346544
9638551
10380260
1123a771
12164084
1310410a
149c816
1577a0a
hex5cd64

380260 has 12 divisors (see below), whose sum is σ = 798588. Its totient is φ = 152096.

The previous prime is 380251. The next prime is 380267. The reversal of 380260 is 62083.

It can be written as a sum of positive squares in 2 ways, for example, as 39204 + 341056 = 198^2 + 584^2 .

It is not an unprimeable number, because it can be changed into a prime (380267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9487 + ... + 9526.

It is an arithmetic number, because the mean of its divisors is an integer number (66549).

2380260 is an apocalyptic number.

It is an amenable number.

380260 is an abundant number, since it is smaller than the sum of its proper divisors (418328).

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

380260 is a wasteful number, since it uses less digits than its factorization.

380260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19022 (or 19020 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 380260 is about 616.6522520838. The cubic root of 380260 is about 72.4480801479.

The spelling of 380260 in words is "three hundred eighty thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 19013 38026 76052 95065 190130 380260