Base | Representation |
---|---|
bin | 110011001001… |
… | …0001101000010 |
3 | 1212110020212100 |
4 | 1212102031002 |
5 | 23331011000 |
6 | 2354411230 |
7 | 443623512 |
oct | 146221502 |
9 | 55406770 |
10 | 26813250 |
11 | 14154212 |
12 | 8b90b16 |
13 | 572a639 |
14 | 37bd842 |
15 | 2549a00 |
hex | 1992342 |
26813250 has 96 divisors (see below), whose sum is σ = 76877424. Its totient is φ = 6720000.
The previous prime is 26813249. The next prime is 26813251. The reversal of 26813250 is 5231862.
It is an interprime number because it is at equal distance from previous prime (26813249) and next prime (26813251).
It can be written as a sum of positive squares in 8 ways, for example, as 6859161 + 19954089 = 2619^2 + 4467^2 .
It is not an unprimeable number, because it can be changed into a prime (26813251) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 37900 + ... + 38600.
Almost surely, 226813250 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 26813250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38438712).
26813250 is an abundant number, since it is smaller than the sum of its proper divisors (50064174).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26813250 is a wasteful number, since it uses less digits than its factorization.
26813250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 741 (or 728 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
The square root of 26813250 is about 5178.1512144780. The cubic root of 26813250 is about 299.3067325013.
The spelling of 26813250 in words is "twenty-six million, eight hundred thirteen thousand, two hundred fifty".
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