Base | Representation |
---|---|
bin | 100111101110… |
… | …111101110001 |
3 | 201121012001020 |
4 | 213232331301 |
5 | 10131302420 |
6 | 1011130053 |
7 | 154351206 |
oct | 47567561 |
9 | 21535036 |
10 | 10415985 |
11 | 5974758 |
12 | 35a3929 |
13 | 2209008 |
14 | 1551cad |
15 | dab340 |
hex | 9eef71 |
10415985 has 16 divisors (see below), whose sum is σ = 17646336. Its totient is φ = 5228288.
The previous prime is 10415963. The next prime is 10415989. The reversal of 10415985 is 58951401.
It is a cyclic number.
It is not a de Polignac number, because 10415985 - 210 = 10414961 is a prime.
It is not an unprimeable number, because it can be changed into a prime (10415989) 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, 20169 + ... + 20678.
It is an arithmetic number, because the mean of its divisors is an integer number (1102896).
Almost surely, 210415985 is an apocalyptic number.
10415985 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
10415985 is a deficient number, since it is larger than the sum of its proper divisors (7230351).
10415985 is a wasteful number, since it uses less digits than its factorization.
10415985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40872.
The product of its (nonzero) digits is 7200, while the sum is 33.
The square root of 10415985 is about 3227.3805167659. The cubic root of 10415985 is about 218.3903521547.
The spelling of 10415985 in words is "ten million, four hundred fifteen thousand, nine hundred eighty-five".
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