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10128190 = 251138963
BaseRepresentation
bin100110101000…
…101100111110
3201001120021011
4212220230332
510043100230
61001025434
7152042152
oct46505476
921046234
1010128190
115798506
12348527a
132138017
1414b9062
15d50e2a
hex9a8b3e

10128190 has 16 divisors (see below), whose sum is σ = 18394128. Its totient is φ = 4014976.

The previous prime is 10128187. The next prime is 10128191. The reversal of 10128190 is 9182101.

It is a super-2 number, since 2×101281902 = 205160465352200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10128191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3352 + ... + 5611.

It is an arithmetic number, because the mean of its divisors is an integer number (1149633).

Almost surely, 210128190 is an apocalyptic number.

10128190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10128190 is a deficient number, since it is larger than the sum of its proper divisors (8265938).

10128190 is a wasteful number, since it uses less digits than its factorization.

10128190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9083.

The product of its (nonzero) digits is 144, while the sum is 22.

The square root of 10128190 is about 3182.4817360042. The cubic root of 10128190 is about 216.3601530426.

The spelling of 10128190 in words is "ten million, one hundred twenty-eight thousand, one hundred ninety".

Divisors: 1 2 5 10 113 226 565 1130 8963 17926 44815 89630 1012819 2025638 5064095 10128190