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10065081 = 313409631
BaseRepresentation
bin100110011001…
…010010111001
3200221100200210
4212121102321
510034040311
6555421333
7151360155
oct46312271
920840623
1010065081
115755054
123454849
132115390
1414a0065
15d3c3a6
hex9994b9

10065081 has 16 divisors (see below), whose sum is σ = 14510720. Its totient is φ = 6168960.

The previous prime is 10065043. The next prime is 10065091. The reversal of 10065081 is 18056001.

10065081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10065081 - 29 = 10064569 is a prime.

It is a super-2 number, since 2×100650812 = 202611711073122, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10065091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15636 + ... + 16266.

It is an arithmetic number, because the mean of its divisors is an integer number (906920).

Almost surely, 210065081 is an apocalyptic number.

It is an amenable number.

10065081 is a deficient number, since it is larger than the sum of its proper divisors (4445639).

10065081 is a wasteful number, since it uses less digits than its factorization.

10065081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056.

The product of its (nonzero) digits is 240, while the sum is 21.

The square root of 10065081 is about 3172.5511816202. The cubic root of 10065081 is about 215.9098346238.

The spelling of 10065081 in words is "ten million, sixty-five thousand, eighty-one".

Divisors: 1 3 13 39 409 631 1227 1893 5317 8203 15951 24609 258079 774237 3355027 10065081