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38084680 = 235952117
BaseRepresentation
bin1001000101001…
…0000001001000
32122122220100201
42101102001020
534222202210
63440141544
7641500024
oct221220110
978586321
1038084680
111a552647
12109078b4
137b75b1a
1450b5384
15352453a
hex2452048

38084680 has 16 divisors (see below), whose sum is σ = 85690620. Its totient is φ = 15233856.

The previous prime is 38084663. The next prime is 38084681. The reversal of 38084680 is 8648083.

It can be written as a sum of positive squares in 2 ways, for example, as 37773316 + 311364 = 6146^2 + 558^2 .

It is not an unprimeable number, because it can be changed into a prime (38084681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 476019 + ... + 476098.

Almost surely, 238084680 is an apocalyptic number.

It is an amenable number.

38084680 is an abundant number, since it is smaller than the sum of its proper divisors (47605940).

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

38084680 is a wasteful number, since it uses less digits than its factorization.

38084680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 952128 (or 952124 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 37.

The square root of 38084680 is about 6171.2786357448. The cubic root of 38084680 is about 336.4470853006.

The spelling of 38084680 in words is "thirty-eight million, eighty-four thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 952117 1904234 3808468 4760585 7616936 9521170 19042340 38084680