Base | Representation |
---|---|
bin | 110010110010… |
… | …1000101100000 |
3 | 1212002212100211 |
4 | 1211211011200 |
5 | 23304102243 |
6 | 2350423504 |
7 | 442223650 |
oct | 145450540 |
9 | 55085324 |
10 | 26628448 |
11 | 14038390 |
12 | 8b01b94 |
13 | 56944a2 |
14 | 3772360 |
15 | 250ed9d |
hex | 1965160 |
26628448 has 96 divisors (see below), whose sum is σ = 66624768. Its totient is φ = 10176000.
The previous prime is 26628439. The next prime is 26628449. The reversal of 26628448 is 84482662.
It is a self number, because there is not a number n which added to its sum of digits gives 26628448.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26628449) by changing a digit.
It is an upside-down number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 248811 + ... + 248917.
It is an arithmetic number, because the mean of its divisors is an integer number (694008).
Almost surely, 226628448 is an apocalyptic number.
26628448 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 26628448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33312384).
26628448 is an abundant number, since it is smaller than the sum of its proper divisors (39996320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26628448 is a wasteful number, since it uses less digits than its factorization.
26628448 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 236 (or 228 counting only the distinct ones).
The product of its digits is 147456, while the sum is 40.
The square root of 26628448 is about 5160.2759616129. The cubic root of 26628448 is about 298.6175204352.
The spelling of 26628448 in words is "twenty-six million, six hundred twenty-eight thousand, four hundred forty-eight".
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