Base | Representation |
---|---|
bin | 110100101000… |
… | …101101100000 |
3 | 221222000121221 |
4 | 310220231200 |
5 | 12013020430 |
6 | 1211424424 |
7 | 225166051 |
oct | 64505540 |
9 | 27860557 |
10 | 13798240 |
11 | 7874905 |
12 | 4755114 |
13 | 2b21651 |
14 | 1b92728 |
15 | 132857a |
hex | d28b60 |
13798240 has 24 divisors (see below), whose sum is σ = 32598720. Its totient is φ = 5519232.
The previous prime is 13798217. The next prime is 13798247. The reversal of 13798240 is 4289731.
It is a junction number, because it is equal to n+sod(n) for n = 13798196 and 13798205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13798247) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42960 + ... + 43279.
It is an arithmetic number, because the mean of its divisors is an integer number (1358280).
Almost surely, 213798240 is an apocalyptic number.
13798240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13798240 is an abundant number, since it is smaller than the sum of its proper divisors (18800480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13798240 is an equidigital number, since it uses as much as digits as its factorization.
13798240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86254 (or 86246 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 34.
The square root of 13798240 is about 3714.5982286110. The cubic root of 13798240 is about 239.8508332338.
The spelling of 13798240 in words is "thirteen million, seven hundred ninety-eight thousand, two hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •