Base | Representation |
---|---|
bin | 1011010100011001100000… |
… | …1001001011110010011100 |
3 | 1122001201220112001222221110 |
4 | 2311012120021023302130 |
5 | 3112400002114112144 |
6 | 42245104300502020 |
7 | 2423061335262261 |
oct | 265063011136234 |
9 | 48051815058843 |
10 | 12445072800924 |
11 | 3a68a201766a5 |
12 | 148bb3184a910 |
13 | 6c374704b71a |
14 | 3104b7d61268 |
15 | 168ad18380b9 |
hex | b519824bc9c |
12445072800924 has 48 divisors (see below), whose sum is σ = 29397451104000. Its totient is φ = 4097383652736.
The previous prime is 12445072800899. The next prime is 12445072800931. The reversal of 12445072800924 is 42900827054421.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18692934 + ... + 19347245.
It is an arithmetic number, because the mean of its divisors is an integer number (612446898000).
Almost surely, 212445072800924 is an apocalyptic number.
It is an amenable number.
12445072800924 is an abundant number, since it is smaller than the sum of its proper divisors (16952378303076).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12445072800924 is a wasteful number, since it uses less digits than its factorization.
12445072800924 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38040522 (or 38040520 counting only the distinct ones).
The product of its (nonzero) digits is 1290240, while the sum is 48.
The spelling of 12445072800924 in words is "twelve trillion, four hundred forty-five billion, seventy-two million, eight hundred thousand, nine hundred twenty-four".
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