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385938 = 23371021
BaseRepresentation
bin1011110001110010010
3201121102000
41132032102
544322223
612134430
73165120
oct1361622
9647360
10385938
11243a63
12167416
13106887
14a0910
1579543
hex5e392

385938 has 32 divisors (see below), whose sum is σ = 981120. Its totient is φ = 110160.

The previous prime is 385927. The next prime is 385939. The reversal of 385938 is 839583.

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 385938.

It is not an unprimeable number, because it can be changed into a prime (385939) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133 + ... + 888.

It is an arithmetic number, because the mean of its divisors is an integer number (30660).

2385938 is an apocalyptic number.

385938 is an abundant number, since it is smaller than the sum of its proper divisors (595182).

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

385938 is a wasteful number, since it uses less digits than its factorization.

385938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1039 (or 1033 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 385938 is about 621.2390844111. The cubic root of 385938 is about 72.8068956556.

The spelling of 385938 in words is "three hundred eighty-five thousand, nine hundred thirty-eight".

Divisors: 1 2 3 6 7 9 14 18 21 27 42 54 63 126 189 378 1021 2042 3063 6126 7147 9189 14294 18378 21441 27567 42882 55134 64323 128646 192969 385938