Search a number
-
+
380958 = 2363493
BaseRepresentation
bin1011101000000011110
3201100120120
41131000132
544142313
612055410
73144444
oct1350036
9640516
10380958
11240246
12164566
13104526
149cb94
1577d23
hex5d01e

380958 has 8 divisors (see below), whose sum is σ = 761928. Its totient is φ = 126984.

The previous prime is 380957. The next prime is 380971. The reversal of 380958 is 859083.

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

380958 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380951) 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, 31741 + ... + 31752.

It is an arithmetic number, because the mean of its divisors is an integer number (95241).

2380958 is an apocalyptic number.

380958 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

380958 is a wasteful number, since it uses less digits than its factorization.

380958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63498.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 380958 is about 617.2179517804. The cubic root of 380958 is about 72.4923812842.

The spelling of 380958 in words is "three hundred eighty thousand, nine hundred fifty-eight".

Divisors: 1 2 3 6 63493 126986 190479 380958