Base | Representation |
---|---|
bin | 110011010010… |
… | …111110011110 |
3 | 221022011220122 |
4 | 303102332132 |
5 | 11420301240 |
6 | 1200114542 |
7 | 222204200 |
oct | 63227636 |
9 | 27264818 |
10 | 13447070 |
11 | 7654a8a |
12 | 4605a52 |
13 | 2a2a860 |
14 | 1b00770 |
15 | 12a94b5 |
hex | cd2f9e |
13447070 has 48 divisors (see below), whose sum is σ = 30336768. Its totient is φ = 4253760.
The previous prime is 13447069. The next prime is 13447073. The reversal of 13447070 is 7074431.
It is a Harshad number since it is a multiple of its sum of digits (26).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13447073) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5315 + ... + 7425.
It is an arithmetic number, because the mean of its divisors is an integer number (632016).
Almost surely, 213447070 is an apocalyptic number.
13447070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13447070 is an abundant number, since it is smaller than the sum of its proper divisors (16889698).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13447070 is a wasteful number, since it uses less digits than its factorization.
13447070 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2145 (or 2138 counting only the distinct ones).
The product of its (nonzero) digits is 2352, while the sum is 26.
The square root of 13447070 is about 3667.0246794915. The cubic root of 13447070 is about 237.7985608106.
The spelling of 13447070 in words is "thirteen million, four hundred forty-seven thousand, seventy".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •