Base | Representation |
---|---|
bin | 110010111001… |
… | …1011001010101 |
3 | 1212012211202200 |
4 | 1211303121111 |
5 | 23312441221 |
6 | 2351555113 |
7 | 442556562 |
oct | 145633125 |
9 | 55184680 |
10 | 26687061 |
11 | 14078425 |
12 | 8b2ba99 |
13 | 56b507b |
14 | 3789869 |
15 | 2522426 |
hex | 1973655 |
26687061 has 12 divisors (see below), whose sum is σ = 40224288. Its totient is φ = 17017704.
The previous prime is 26687053. The next prime is 26687071. The reversal of 26687061 is 16078662.
It is a happy number.
It is not a de Polignac number, because 26687061 - 23 = 26687053 is a prime.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26687051) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64255 + ... + 64668.
It is an arithmetic number, because the mean of its divisors is an integer number (3352024).
Almost surely, 226687061 is an apocalyptic number.
It is an amenable number.
26687061 is a deficient number, since it is larger than the sum of its proper divisors (13537227).
26687061 is a wasteful number, since it uses less digits than its factorization.
26687061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 128952 (or 128949 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 36.
The square root of 26687061 is about 5165.9520903702. The cubic root of 26687061 is about 298.8364597478.
The spelling of 26687061 in words is "twenty-six million, six hundred eighty-seven thousand, sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.020 sec. • engine limits •