Base | Representation |
---|---|
bin | 110010000100… |
… | …1111001110001 |
3 | 1211101220000222 |
4 | 1210021321301 |
5 | 23210124321 |
6 | 2334422425 |
7 | 436110035 |
oct | 144117161 |
9 | 54356028 |
10 | 26254961 |
11 | 13902817 |
12 | 8961a15 |
13 | 55934a5 |
14 | 36b61c5 |
15 | 24893ab |
hex | 1909e71 |
26254961 has 4 divisors (see below), whose sum is σ = 26614692. Its totient is φ = 25895232.
The previous prime is 26254957. The next prime is 26254967. The reversal of 26254961 is 16945262.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16945262 = 2 ⋅8472631.
It can be written as a sum of positive squares in 2 ways, for example, as 12117361 + 14137600 = 3481^2 + 3760^2 .
It is a cyclic number.
It is not a de Polignac number, because 26254961 - 22 = 26254957 is a prime.
It is a super-2 number, since 2×262549612 = 1378645954223042, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (26254967) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179756 + ... + 179901.
It is an arithmetic number, because the mean of its divisors is an integer number (6653673).
Almost surely, 226254961 is an apocalyptic number.
It is an amenable number.
26254961 is a deficient number, since it is larger than the sum of its proper divisors (359731).
26254961 is an equidigital number, since it uses as much as digits as its factorization.
26254961 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 359730.
The product of its digits is 25920, while the sum is 35.
The square root of 26254961 is about 5123.9595041335. The cubic root of 26254961 is about 297.2148188695.
The spelling of 26254961 in words is "twenty-six million, two hundred fifty-four thousand, nine hundred sixty-one".
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