Base | Representation |
---|---|
bin | 110011011001… |
… | …1011000100100 |
3 | 1212201011021220 |
4 | 1212303120210 |
5 | 23344333111 |
6 | 2401340340 |
7 | 445030653 |
oct | 146633044 |
9 | 55634256 |
10 | 26949156 |
11 | 14237333 |
12 | 90376b0 |
13 | 5777460 |
14 | 381719a |
15 | 2574e06 |
hex | 19b3624 |
26949156 has 24 divisors (see below), whose sum is σ = 67718784. Its totient is φ = 8292000.
The previous prime is 26949151. The next prime is 26949157. The reversal of 26949156 is 65194962.
It is a happy number.
It is a super-2 number, since 2×269491562 = 1452514018224672, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (26949151) 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, 86220 + ... + 86531.
It is an arithmetic number, because the mean of its divisors is an integer number (2821616).
Almost surely, 226949156 is an apocalyptic number.
26949156 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
It is an amenable number.
26949156 is an abundant number, since it is smaller than the sum of its proper divisors (40769628).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26949156 is a wasteful number, since it uses less digits than its factorization.
26949156 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 172771 (or 172769 counting only the distinct ones).
The product of its digits is 116640, while the sum is 42.
The square root of 26949156 is about 5191.2576510900. The cubic root of 26949156 is about 299.8115705615.
The spelling of 26949156 in words is "twenty-six million, nine hundred forty-nine thousand, one hundred fifty-six".
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