Base | Representation |
---|---|
bin | 110011001011… |
… | …0011100100000 |
3 | 1212111010200211 |
4 | 1212112130200 |
5 | 23332034444 |
6 | 2355023504 |
7 | 444025252 |
oct | 146263440 |
9 | 55433624 |
10 | 26830624 |
11 | 14166277 |
12 | 8b9ab94 |
13 | 5735512 |
14 | 37c5cd2 |
15 | 254ec34 |
hex | 1996720 |
26830624 has 96 divisors (see below), whose sum is σ = 60673536. Its totient is φ = 11612160.
The previous prime is 26830621. The next prime is 26830631. The reversal of 26830624 is 42603862.
26830624 = T17 + T18 + ... + T543.
It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is not an unprimeable number, because it can be changed into a prime (26830621) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 623947 + ... + 623989.
It is an arithmetic number, because the mean of its divisors is an integer number (632016).
Almost surely, 226830624 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 26830624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30336768).
26830624 is an abundant number, since it is smaller than the sum of its proper divisors (33842912).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26830624 is a wasteful number, since it uses less digits than its factorization.
26830624 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 138 (or 130 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 31.
The square root of 26830624 is about 5179.8285685918. The cubic root of 26830624 is about 299.3713651289.
The spelling of 26830624 in words is "twenty-six million, eight hundred thirty thousand, six hundred twenty-four".
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