Base | Representation |
---|---|
bin | 110001101001… |
… | …1010101111000 |
3 | 1210222112110220 |
4 | 1203103111320 |
5 | 23131001410 |
6 | 2325540040 |
7 | 434156346 |
oct | 143232570 |
9 | 53875426 |
10 | 26031480 |
11 | 1376a922 |
12 | 8874620 |
13 | 5515857 |
14 | 3658996 |
15 | 2443070 |
hex | 18d3578 |
26031480 has 64 divisors (see below), whose sum is σ = 79587360. Its totient is φ = 6809088.
The previous prime is 26031457. The next prime is 26031493. The reversal of 26031480 is 8413062.
It is a happy number.
It is a super-3 number, since 3×260314803 (a number of 23 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a self number, because there is not a number n which added to its sum of digits gives 26031480.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4314 + ... + 8406.
Almost surely, 226031480 is an apocalyptic number.
26031480 is a gapful number since it is divisible by the number (20) 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 26031480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39793680).
26031480 is an abundant number, since it is smaller than the sum of its proper divisors (53555880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26031480 is a wasteful number, since it uses less digits than its factorization.
26031480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4160 (or 4156 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 24.
The square root of 26031480 is about 5102.1054477539. The cubic root of 26031480 is about 296.3691219215.
The spelling of 26031480 in words is "twenty-six million, thirty-one thousand, four hundred eighty".
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