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10128039 = 317198589
BaseRepresentation
bin100110101000…
…101010100111
3201001120001120
4212220222213
510043044124
61001025023
7152041545
oct46505247
921046046
1010128039
115798389
123485173
132137c2c
1414b8d95
15d50d79
hex9a8aa7

10128039 has 8 divisors (see below), whose sum is σ = 14298480. Its totient is φ = 6354816.

The previous prime is 10128031. The next prime is 10128043. The reversal of 10128039 is 93082101.

10128039 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 10128039 - 23 = 10128031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10128031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99244 + ... + 99345.

It is an arithmetic number, because the mean of its divisors is an integer number (1787310).

Almost surely, 210128039 is an apocalyptic number.

10128039 is a deficient number, since it is larger than the sum of its proper divisors (4170441).

10128039 is a wasteful number, since it uses less digits than its factorization.

10128039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198609.

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 10128039 is about 3182.4580122918. The cubic root of 10128039 is about 216.3590778078.

The spelling of 10128039 in words is "ten million, one hundred twenty-eight thousand, thirty-nine".

Divisors: 1 3 17 51 198589 595767 3376013 10128039