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38119980 = 2235635333
BaseRepresentation
bin1001000101101…
…0101000101100
32122201200210010
42101122220230
534224314410
63441013220
7642004653
oct221325054
978650703
1038119980
111a577118
1210924210
137b88c02
1450c419a
15352ec20
hex245aa2c

38119980 has 24 divisors (see below), whose sum is σ = 106736112. Its totient is φ = 10165312.

The previous prime is 38119951. The next prime is 38119981. The reversal of 38119980 is 8991183.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (38119981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 317607 + ... + 317726.

It is an arithmetic number, because the mean of its divisors is an integer number (4447338).

Almost surely, 238119980 is an apocalyptic number.

38119980 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

38119980 is an abundant number, since it is smaller than the sum of its proper divisors (68616132).

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

38119980 is a wasteful number, since it uses less digits than its factorization.

38119980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635345 (or 635343 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 39.

The square root of 38119980 is about 6174.1379965142. The cubic root of 38119980 is about 336.5510021039.

The spelling of 38119980 in words is "thirty-eight million, one hundred nineteen thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 635333 1270666 1905999 2541332 3176665 3811998 6353330 7623996 9529995 12706660 19059990 38119980