Base | Representation |
---|---|
bin | 10111100001000001… |
… | …01001100001110100 |
3 | 1012120212012201122201 |
4 | 23300200221201310 |
5 | 201324001301030 |
6 | 5444434034244 |
7 | 624600641320 |
oct | 136040514164 |
9 | 35525181581 |
10 | 12625025140 |
11 | 5399552282 |
12 | 2544118984 |
13 | 12627b2ba0 |
14 | 87aa3a980 |
15 | 4dd5832ca |
hex | 2f0829874 |
12625025140 has 48 divisors (see below), whose sum is σ = 32630838912. Its totient is φ = 3995611776.
The previous prime is 12625025131. The next prime is 12625025167. The reversal of 12625025140 is 4152052621.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a junction number, because it is equal to n+sod(n) for n = 12625025099 and 12625025108.
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, 3466594 + ... + 3470233.
It is an arithmetic number, because the mean of its divisors is an integer number (679809144).
Almost surely, 212625025140 is an apocalyptic number.
12625025140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12625025140 is an abundant number, since it is smaller than the sum of its proper divisors (20005813772).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12625025140 is a wasteful number, since it uses less digits than its factorization.
12625025140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6936856 (or 6936854 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 28.
Adding to 12625025140 its reverse (4152052621), we get a palindrome (16777077761).
The spelling of 12625025140 in words is "twelve billion, six hundred twenty-five million, twenty-five thousand, one hundred forty".
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