Base | Representation |
---|---|
bin | 110000111011… |
… | …111011000101 |
3 | 220010202012100 |
4 | 300323323011 |
5 | 11241001412 |
6 | 1134542313 |
7 | 214016313 |
oct | 60737305 |
9 | 26122170 |
10 | 12828357 |
11 | 7272153 |
12 | 4367999 |
13 | 2872059 |
14 | 19bd0b3 |
15 | 11d5edc |
hex | c3bec5 |
12828357 has 12 divisors (see below), whose sum is σ = 18573984. Its totient is φ = 8531880.
The previous prime is 12828331. The next prime is 12828377. The reversal of 12828357 is 75382821.
It is not a de Polignac number, because 12828357 - 26 = 12828293 is a prime.
It is a super-3 number, since 3×128283573 (a number of 22 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12828317) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2968 + ... + 5870.
It is an arithmetic number, because the mean of its divisors is an integer number (1547832).
Almost surely, 212828357 is an apocalyptic number.
It is an amenable number.
12828357 is a deficient number, since it is larger than the sum of its proper divisors (5745627).
12828357 is a wasteful number, since it uses less digits than its factorization.
12828357 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3400 (or 3397 counting only the distinct ones).
The product of its digits is 26880, while the sum is 36.
The square root of 12828357 is about 3581.6695827505. The cubic root of 12828357 is about 234.0940340894.
The spelling of 12828357 in words is "twelve million, eight hundred twenty-eight thousand, three hundred fifty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •