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479380 = 225112179
BaseRepresentation
bin1110101000010010100
3220100120211
41311002110
5110320010
614135204
74034416
oct1650224
9810524
10479380
112a8190
121b1504
1313a275
14c69b6
159708a
hex75094

479380 has 24 divisors (see below), whose sum is σ = 1098720. Its totient is φ = 174240.

The previous prime is 479377. The next prime is 479387. The reversal of 479380 is 83974.

479380 = 652 + 662 + ... + 1192.

It is a happy number.

479380 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (479387) 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, 870 + ... + 1309.

It is an arithmetic number, because the mean of its divisors is an integer number (45780).

2479380 is an apocalyptic number.

It is an amenable number.

479380 is an abundant number, since it is smaller than the sum of its proper divisors (619340).

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

479380 is a wasteful number, since it uses less digits than its factorization.

479380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2199 (or 2197 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 479380 is about 692.3727319876. The cubic root of 479380 is about 78.2636269381.

The spelling of 479380 in words is "four hundred seventy-nine thousand, three hundred eighty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 2179 4358 8716 10895 21790 23969 43580 47938 95876 119845 239690 479380