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10138290 = 23517103193
BaseRepresentation
bin100110101011…
…001010110010
3201002002010020
4212223022302
510043411130
61001144310
7152113461
oct46531262
921062106
1010138290
1157a5058
12348b096
13213c7b6
1414bc9d8
15d53e10
hex9ab2b2

10138290 has 64 divisors (see below), whose sum is σ = 26148096. Its totient is φ = 2506752.

The previous prime is 10138253. The next prime is 10138301. The reversal of 10138290 is 9283101.

10138290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 10138290.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52434 + ... + 52626.

It is an arithmetic number, because the mean of its divisors is an integer number (408564).

Almost surely, 210138290 is an apocalyptic number.

10138290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10138290, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13074048).

10138290 is an abundant number, since it is smaller than the sum of its proper divisors (16009806).

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

10138290 is a wasteful number, since it uses less digits than its factorization.

10138290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323.

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

The square root of 10138290 is about 3184.0681525369. The cubic root of 10138290 is about 216.4320484672.

The spelling of 10138290 in words is "ten million, one hundred thirty-eight thousand, two hundred ninety".

Divisors: 1 2 3 5 6 10 15 17 30 34 51 85 102 103 170 193 206 255 309 386 510 515 579 618 965 1030 1158 1545 1751 1930 2895 3090 3281 3502 5253 5790 6562 8755 9843 10506 16405 17510 19686 19879 26265 32810 39758 49215 52530 59637 98430 99395 119274 198790 298185 337943 596370 675886 1013829 1689715 2027658 3379430 5069145 10138290