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38614980 = 2235643583
BaseRepresentation
bin1001001101001…
…1011111000100
32200122211210110
42103103133010
534341134410
63455353020
7646136055
oct223233704
980584713
1038614980
111a885008
1210b22770
138000301
1451b272c
1535cb720
hex24d37c4

38614980 has 24 divisors (see below), whose sum is σ = 108122112. Its totient is φ = 10297312.

The previous prime is 38614951. The next prime is 38614987. The reversal of 38614980 is 8941683.

38614980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×386149802 = 2982233360800800, which contains 22 as substring.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (38614987) 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 7 ways as a sum of consecutive naturals, for example, 321732 + ... + 321851.

It is an arithmetic number, because the mean of its divisors is an integer number (4505088).

Almost surely, 238614980 is an apocalyptic number.

38614980 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

38614980 is an abundant number, since it is smaller than the sum of its proper divisors (69507132).

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

38614980 is a wasteful number, since it uses less digits than its factorization.

38614980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643595 (or 643593 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 38614980 is about 6214.0952680177. The cubic root of 38614980 is about 338.0014822012.

The spelling of 38614980 in words is "thirty-eight million, six hundred fourteen thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 643583 1287166 1930749 2574332 3217915 3861498 6435830 7722996 9653745 12871660 19307490 38614980