Base | Representation |
---|---|
bin | 110011010101… |
… | …1000101011001 |
3 | 1212122102122211 |
4 | 1212223011121 |
5 | 23342241121 |
6 | 2400515121 |
7 | 444526600 |
oct | 146530531 |
9 | 55572584 |
10 | 26915161 |
11 | 14213839 |
12 | 901baa1 |
13 | 5764b40 |
14 | 3808a37 |
15 | 2569ce1 |
hex | 19ab159 |
26915161 has 48 divisors (see below), whose sum is σ = 36771840. Its totient is φ = 19474560.
The previous prime is 26915137. The next prime is 26915171. The reversal of 26915161 is 16151962.
It is not a de Polignac number, because 26915161 - 29 = 26914649 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26915111) 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 47 ways as a sum of consecutive naturals, for example, 572640 + ... + 572686.
It is an arithmetic number, because the mean of its divisors is an integer number (766080).
Almost surely, 226915161 is an apocalyptic number.
It is an amenable number.
26915161 is a deficient number, since it is larger than the sum of its proper divisors (9856679).
26915161 is a wasteful number, since it uses less digits than its factorization.
26915161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 134 (or 127 counting only the distinct ones).
The product of its digits is 3240, while the sum is 31.
The square root of 26915161 is about 5187.9823631157. The cubic root of 26915161 is about 299.6854517948.
The spelling of 26915161 in words is "twenty-six million, nine hundred fifteen thousand, one hundred sixty-one".
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