Base | Representation |
---|---|
bin | 110001111001… |
… | …1001011010000 |
3 | 1211020011100020 |
4 | 1203303023100 |
5 | 23144134442 |
6 | 2332423440 |
7 | 435241452 |
oct | 143631320 |
9 | 54204306 |
10 | 26161872 |
11 | 13849890 |
12 | 8917b80 |
13 | 555ccc9 |
14 | 36902d2 |
15 | 246b9ec |
hex | 18f32d0 |
26161872 has 40 divisors (see below), whose sum is σ = 73730400. Its totient is φ = 7927680.
The previous prime is 26161871. The next prime is 26161907. The reversal of 26161872 is 27816162.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26161871) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24247 + ... + 25302.
It is an arithmetic number, because the mean of its divisors is an integer number (1843260).
Almost surely, 226161872 is an apocalyptic number.
26161872 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
26161872 is an abundant number, since it is smaller than the sum of its proper divisors (47568528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26161872 is a wasteful number, since it uses less digits than its factorization.
26161872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49571 (or 49565 counting only the distinct ones).
The product of its digits is 8064, while the sum is 33.
The square root of 26161872 is about 5114.8677402255. The cubic root of 26161872 is about 296.8631368408.
The spelling of 26161872 in words is "twenty-six million, one hundred sixty-one thousand, eight hundred seventy-two".
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