Base | Representation |
---|---|
bin | 110011011110… |
… | …0010111001010 |
3 | 1212210000201220 |
4 | 1212330113022 |
5 | 23402022210 |
6 | 2402222510 |
7 | 445243116 |
oct | 146742712 |
9 | 55700656 |
10 | 26985930 |
11 | 14261a24 |
12 | 9054a36 |
13 | 578b10a |
14 | 3826746 |
15 | 2580c70 |
hex | 19bc5ca |
26985930 has 16 divisors (see below), whose sum is σ = 64766304. Its totient is φ = 7196240.
The previous prime is 26985929. The next prime is 26985989. The reversal of 26985930 is 3958962.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 449736 + ... + 449795.
It is an arithmetic number, because the mean of its divisors is an integer number (4047894).
Almost surely, 226985930 is an apocalyptic number.
26985930 is an abundant number, since it is smaller than the sum of its proper divisors (37780374).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26985930 is a wasteful number, since it uses less digits than its factorization.
26985930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 899541.
The product of its (nonzero) digits is 116640, while the sum is 42.
The square root of 26985930 is about 5194.7983598981. The cubic root of 26985930 is about 299.9478798344.
The spelling of 26985930 in words is "twenty-six million, nine hundred eighty-five thousand, nine hundred thirty".
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