Base | Representation |
---|---|
bin | 10111001101101001… |
… | …00100010110010010 |
3 | 1012011112100022021220 |
4 | 23212310210112102 |
5 | 201010343142032 |
6 | 5420350025510 |
7 | 620555200212 |
oct | 134664442622 |
9 | 35145308256 |
10 | 12462474642 |
11 | 5315818722 |
12 | 24b97a8296 |
13 | 1237c0b567 |
14 | 863206242 |
15 | 4ce17512c |
hex | 2e6d24592 |
12462474642 has 32 divisors (see below), whose sum is σ = 26249054400. Its totient is φ = 3933678528.
The previous prime is 12462474611. The next prime is 12462474653. The reversal of 12462474642 is 24647426421.
It is a junction number, because it is equal to n+sod(n) for n = 12462474594 and 12462474603.
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, 230584 + ... + 279452.
It is an arithmetic number, because the mean of its divisors is an integer number (820282950).
Almost surely, 212462474642 is an apocalyptic number.
12462474642 is an abundant number, since it is smaller than the sum of its proper divisors (13786579758).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12462474642 is a wasteful number, since it uses less digits than its factorization.
12462474642 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51130.
The product of its digits is 516096, while the sum is 42.
The spelling of 12462474642 in words is "twelve billion, four hundred sixty-two million, four hundred seventy-four thousand, six hundred forty-two".
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