Base | Representation |
---|---|
bin | 10111010010001101… |
… | …00100011100001100 |
3 | 1012021012100210112022 |
4 | 23221012210130030 |
5 | 201100142414134 |
6 | 5424234225312 |
7 | 621531414401 |
oct | 135106443414 |
9 | 35235323468 |
10 | 12500748044 |
11 | 533538a034 |
12 | 250a585238 |
13 | 1242b1c245 |
14 | 86832a2a8 |
15 | 4d26d552e |
hex | 2e91a470c |
12500748044 has 12 divisors (see below), whose sum is σ = 21879813144. Its totient is φ = 6249372864.
The previous prime is 12500748041. The next prime is 12500748089. The reversal of 12500748044 is 44084700521.
It is a junction number, because it is equal to n+sod(n) for n = 12500747995 and 12500748013.
It is not an unprimeable number, because it can be changed into a prime (12500748041) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221837 + ... + 272420.
It is an arithmetic number, because the mean of its divisors is an integer number (1823317762).
Almost surely, 212500748044 is an apocalyptic number.
It is an amenable number.
12500748044 is a deficient number, since it is larger than the sum of its proper divisors (9379065100).
12500748044 is a wasteful number, since it uses less digits than its factorization.
12500748044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 500584 (or 500582 counting only the distinct ones).
The product of its (nonzero) digits is 35840, while the sum is 35.
The spelling of 12500748044 in words is "twelve billion, five hundred million, seven hundred forty-eight thousand, forty-four".
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