Search a number
-
+
379193320 = 23511861803
BaseRepresentation
bin10110100110100…
…000011111101000
3222102112000110001
4112212200133220
51234033141240
6101343232344
712253042612
oct2646403750
9872460401
10379193320
11185054610
12a6ba86b4
1360737c5c
1438509db2
152345389a
hex169a07e8

379193320 has 32 divisors (see below), whose sum is σ = 930748320. Its totient is φ = 137888320.

The previous prime is 379193261. The next prime is 379193329. The reversal of 379193320 is 23391973.

It is a self number, because there is not a number n which added to its sum of digits gives 379193320.

It is not an unprimeable number, because it can be changed into a prime (379193329) 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, 430462 + ... + 431341.

It is an arithmetic number, because the mean of its divisors is an integer number (29085885).

Almost surely, 2379193320 is an apocalyptic number.

It is an amenable number.

379193320 is an abundant number, since it is smaller than the sum of its proper divisors (551555000).

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

379193320 is a wasteful number, since it uses less digits than its factorization.

379193320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 861825 (or 861821 counting only the distinct ones).

The product of its (nonzero) digits is 30618, while the sum is 37.

The square root of 379193320 is about 19472.8867916393. The cubic root of 379193320 is about 723.8027453225.

The spelling of 379193320 in words is "three hundred seventy-nine million, one hundred ninety-three thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 55 88 110 220 440 861803 1723606 3447212 4309015 6894424 8618030 9479833 17236060 18959666 34472120 37919332 47399165 75838664 94798330 189596660 379193320