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380044 = 2273277
BaseRepresentation
bin1011100110010001100
3201022022201
41130302030
544130134
612051244
73142000
oct1346214
9638281
10380044
1123a595
12163b24
13103ca2
149c700
1577914
hex5cc8c

380044 has 24 divisors (see below), whose sum is σ = 778400. Its totient is φ = 162288.

The previous prime is 380041. The next prime is 380047. The reversal of 380044 is 440083.

It is an interprime number because it is at equal distance from previous prime (380041) and next prime (380047).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380041) 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, 1234 + ... + 1510.

2380044 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 380044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (389200).

380044 is an abundant number, since it is smaller than the sum of its proper divisors (398356).

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

380044 is a wasteful number, since it uses less digits than its factorization.

380044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302 (or 286 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 380044 is about 616.4770879765. The cubic root of 380044 is about 72.4343599308.

It can be divided in two parts, 3800 and 44, that added together give a square (3844 = 622).

The spelling of 380044 in words is "three hundred eighty thousand, forty-four".

Divisors: 1 2 4 7 14 28 49 98 196 277 343 554 686 1108 1372 1939 3878 7756 13573 27146 54292 95011 190022 380044