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38825080 = 2357138661
BaseRepresentation
bin1001010000011…
…0110001111000
32201001111222221
42110012301320
534414400310
63504053424
7651002440
oct224066170
981044887
1038825080
111aa08948
1211004274
138074b28
145229120
15361dada
hex2506c78

38825080 has 32 divisors (see below), whose sum is σ = 99836640. Its totient is φ = 13311360.

The previous prime is 38825077. The next prime is 38825089. The reversal of 38825080 is 8052883.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38825089) 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, 69051 + ... + 69610.

It is an arithmetic number, because the mean of its divisors is an integer number (3119895).

Almost surely, 238825080 is an apocalyptic number.

It is an amenable number.

38825080 is an abundant number, since it is smaller than the sum of its proper divisors (61011560).

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

38825080 is a wasteful number, since it uses less digits than its factorization.

38825080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138679 (or 138675 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 34.

The square root of 38825080 is about 6230.9774514116. The cubic root of 38825080 is about 338.6133838164.

The spelling of 38825080 in words is "thirty-eight million, eight hundred twenty-five thousand, eighty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 138661 277322 554644 693305 970627 1109288 1386610 1941254 2773220 3882508 4853135 5546440 7765016 9706270 19412540 38825080