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384988 = 22109883
BaseRepresentation
bin1011101111111011100
3201120002211
41131333130
544304423
612130204
73162262
oct1357734
9646084
10384988
1124327a
12166964
13106306
14a0432
157910d
hex5dfdc

384988 has 12 divisors (see below), whose sum is σ = 680680. Its totient is φ = 190512.

The previous prime is 384973. The next prime is 385001. The reversal of 384988 is 889483.

384988 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 384988.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6 + ... + 877.

2384988 is an apocalyptic number.

It is an amenable number.

384988 is a deficient number, since it is larger than the sum of its proper divisors (295692).

384988 is a wasteful number, since it uses less digits than its factorization.

384988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996 (or 994 counting only the distinct ones).

The product of its digits is 55296, while the sum is 40.

The square root of 384988 is about 620.4740123486. The cubic root of 384988 is about 72.7471076581.

The spelling of 384988 in words is "three hundred eighty-four thousand, nine hundred eighty-eight".

Divisors: 1 2 4 109 218 436 883 1766 3532 96247 192494 384988