Base | Representation |
---|---|
bin | 110010011000… |
… | …011000011100 |
3 | 220211222200200 |
4 | 302120120130 |
5 | 11340111233 |
6 | 1151023500 |
7 | 220154400 |
oct | 62303034 |
9 | 26758620 |
10 | 13207068 |
11 | 7500736 |
12 | 450ab90 |
13 | 2975544 |
14 | 1a7b100 |
15 | 125d313 |
hex | c9861c |
13207068 has 54 divisors (see below), whose sum is σ = 38840256. Its totient is φ = 3772944.
The previous prime is 13207067. The next prime is 13207069. The reversal of 13207068 is 86070231.
It is an interprime number because it is at equal distance from previous prime (13207067) and next prime (13207069).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13207067) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1980 + ... + 5507.
It is an arithmetic number, because the mean of its divisors is an integer number (719264).
Almost surely, 213207068 is an apocalyptic number.
13207068 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
13207068 is an abundant number, since it is smaller than the sum of its proper divisors (25633188).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13207068 is a wasteful number, since it uses less digits than its factorization.
13207068 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7511 (or 7499 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 27.
The square root of 13207068 is about 3634.1529962290. The cubic root of 13207068 is about 236.3753244534.
Adding to 13207068 its reverse (86070231), we get a palindrome (99277299).
The spelling of 13207068 in words is "thirteen million, two hundred seven thousand, sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •