Base | Representation |
---|---|
bin | 101110101001… |
… | …011111110101 |
3 | 212000021111000 |
4 | 232221133311 |
5 | 11112303342 |
6 | 1114033513 |
7 | 205640613 |
oct | 56513765 |
9 | 25007430 |
10 | 12228597 |
11 | 69a2587 |
12 | 4118899 |
13 | 26c2074 |
14 | 18a46b3 |
15 | 111844c |
hex | ba97f5 |
12228597 has 16 divisors (see below), whose sum is σ = 18186880. Its totient is φ = 8120736.
The previous prime is 12228583. The next prime is 12228599. The reversal of 12228597 is 79582221.
It is not a de Polignac number, because 12228597 - 211 = 12226549 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12228599) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7728 + ... + 9174.
It is an arithmetic number, because the mean of its divisors is an integer number (1136680).
Almost surely, 212228597 is an apocalyptic number.
It is an amenable number.
12228597 is a deficient number, since it is larger than the sum of its proper divisors (5958283).
12228597 is a wasteful number, since it uses less digits than its factorization.
12228597 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1769 (or 1763 counting only the distinct ones).
The product of its digits is 20160, while the sum is 36.
The square root of 12228597 is about 3496.9410918687. The cubic root of 12228597 is about 230.3874816875.
The spelling of 12228597 in words is "twelve million, two hundred twenty-eight thousand, five hundred ninety-seven".
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