Base | Representation |
---|---|
bin | 11001011000001111… |
… | …11100101110100100 |
3 | 1022011120012000111121 |
4 | 30230013330232210 |
5 | 210401021330030 |
6 | 10132002543324 |
7 | 661434101002 |
oct | 145407745644 |
9 | 38146160447 |
10 | 13625183140 |
11 | 5862073838 |
12 | 2783067b44 |
13 | 1391a76c5a |
14 | 9337c9a72 |
15 | 54b29647a |
hex | 32c1fcba4 |
13625183140 has 48 divisors (see below), whose sum is σ = 29422673280. Its totient is φ = 5296843520.
The previous prime is 13625183059. The next prime is 13625183149. The reversal of 13625183140 is 4138152631.
It is a junction number, because it is equal to n+sod(n) for n = 13625183096 and 13625183105.
It is not an unprimeable number, because it can be changed into a prime (13625183149) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 184071 + ... + 247249.
It is an arithmetic number, because the mean of its divisors is an integer number (612972360).
Almost surely, 213625183140 is an apocalyptic number.
13625183140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13625183140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14711336640).
13625183140 is an abundant number, since it is smaller than the sum of its proper divisors (15797490140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13625183140 is a wasteful number, since it uses less digits than its factorization.
13625183140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63492 (or 63490 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 34.
The spelling of 13625183140 in words is "thirteen billion, six hundred twenty-five million, one hundred eighty-three thousand, one hundred forty".
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