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10038890 = 251003889
BaseRepresentation
bin100110010010…
…111001101010
3200220000202202
4212102321222
510032221030
6555100202
7151220621
oct46227152
920800682
1010038890
115737404
123441662
132106494
1414946b8
15d34745
hex992e6a

10038890 has 8 divisors (see below), whose sum is σ = 18070020. Its totient is φ = 4015552.

The previous prime is 10038883. The next prime is 10038907. The reversal of 10038890 is 9883001.

It is a happy number.

10038890 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 9186961 + 851929 = 3031^2 + 923^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 501935 + ... + 501954.

Almost surely, 210038890 is an apocalyptic number.

10038890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10038890 is a deficient number, since it is larger than the sum of its proper divisors (8031130).

10038890 is a wasteful number, since it uses less digits than its factorization.

10038890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003896.

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 10038890 is about 3168.4207422626. The cubic root of 10038890 is about 215.7223942852.

The spelling of 10038890 in words is "ten million, thirty-eight thousand, eight hundred ninety".

Divisors: 1 2 5 10 1003889 2007778 5019445 10038890