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388124 = 22118821
BaseRepresentation
bin1011110110000011100
3201201101222
41132300130
544404444
612152512
73204362
oct1366034
9651358
10388124
11245670
12168738
13107879
14a1632
1579eee
hex5ec1c

388124 has 12 divisors (see below), whose sum is σ = 741048. Its totient is φ = 176400.

The previous prime is 388117. The next prime is 388133. The reversal of 388124 is 421883.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 388093 and 388102.

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, 4367 + ... + 4454.

It is an arithmetic number, because the mean of its divisors is an integer number (61754).

2388124 is an apocalyptic number.

It is an amenable number.

388124 is a deficient number, since it is larger than the sum of its proper divisors (352924).

388124 is a wasteful number, since it uses less digits than its factorization.

388124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8836 (or 8834 counting only the distinct ones).

The product of its digits is 1536, while the sum is 26.

The square root of 388124 is about 622.9959871460. The cubic root of 388124 is about 72.9440993197.

It can be divided in two parts, 388 and 124, that added together give a 9-th power (512 = 29).

The spelling of 388124 in words is "three hundred eighty-eight thousand, one hundred twenty-four".

Divisors: 1 2 4 11 22 44 8821 17642 35284 97031 194062 388124