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38860230 = 2351399319
BaseRepresentation
bin1001010000111…
…1010111000110
32201010022012210
42110033113012
534422011410
63504524250
7651210063
oct224172706
981108183
1038860230
111aa322a2
1211020686
138087b26
145237c6a
153629220
hex250f5c6

38860230 has 32 divisors (see below), whose sum is σ = 93945600. Its totient is φ = 10287072.

The previous prime is 38860229. The next prime is 38860231. The reversal of 38860230 is 3206883.

38860230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (38860229) and next prime (38860231).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38860231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 490 + ... + 8829.

It is an arithmetic number, because the mean of its divisors is an integer number (2935800).

Almost surely, 238860230 is an apocalyptic number.

38860230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

38860230 is an abundant number, since it is smaller than the sum of its proper divisors (55085370).

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

38860230 is a wasteful number, since it uses less digits than its factorization.

38860230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9468.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 38860230 is about 6233.7973980552. The cubic root of 38860230 is about 338.7155400375.

The spelling of 38860230 in words is "thirty-eight million, eight hundred sixty thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 139 278 417 695 834 1390 2085 4170 9319 18638 27957 46595 55914 93190 139785 279570 1295341 2590682 3886023 6476705 7772046 12953410 19430115 38860230