Base | Representation |
---|---|
bin | 101110101110… |
… | …001110100110 |
3 | 212001021001200 |
4 | 232232032212 |
5 | 11113413344 |
6 | 1114303330 |
7 | 206051244 |
oct | 56561646 |
9 | 25037050 |
10 | 12247974 |
11 | 6a060a2 |
12 | 4127b46 |
13 | 26cab2b |
14 | 18ab794 |
15 | 111e069 |
hex | bae3a6 |
12247974 has 12 divisors (see below), whose sum is σ = 26537316. Its totient is φ = 4082652.
The previous prime is 12247931. The next prime is 12247981. The reversal of 12247974 is 47974221.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 340204 + ... + 340239.
It is an arithmetic number, because the mean of its divisors is an integer number (2211443).
Almost surely, 212247974 is an apocalyptic number.
12247974 is an abundant number, since it is smaller than the sum of its proper divisors (14289342).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12247974 is a wasteful number, since it uses less digits than its factorization.
12247974 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 680451 (or 680448 counting only the distinct ones).
The product of its digits is 28224, while the sum is 36.
The square root of 12247974 is about 3499.7105594606. The cubic root of 12247974 is about 230.5091054071.
The spelling of 12247974 in words is "twelve million, two hundred forty-seven thousand, nine hundred seventy-four".
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