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10128130 = 252633851
BaseRepresentation
bin100110101000…
…101100000010
3201001120011221
4212220230002
510043100010
61001025254
7152042035
oct46505402
921046157
1010128130
115798461
12348522a
132137c9c
1414b901c
15d50dda
hex9a8b02

10128130 has 16 divisors (see below), whose sum is σ = 18304704. Its totient is φ = 4034800.

The previous prime is 10128127. The next prime is 10128137. The reversal of 10128130 is 3182101.

It is not an unprimeable number, because it can be changed into a prime (10128137) 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, 705 + ... + 4555.

It is an arithmetic number, because the mean of its divisors is an integer number (1144044).

Almost surely, 210128130 is an apocalyptic number.

10128130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10128130 is a deficient number, since it is larger than the sum of its proper divisors (8176574).

10128130 is a wasteful number, since it uses less digits than its factorization.

10128130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4121.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 10128130 is about 3182.4723093846. The cubic root of 10128130 is about 216.3597257983.

The spelling of 10128130 in words is "ten million, one hundred twenty-eight thousand, one hundred thirty".

Divisors: 1 2 5 10 263 526 1315 2630 3851 7702 19255 38510 1012813 2025626 5064065 10128130