Base | Representation |
---|---|
bin | 100100100101110… |
… | …001001110001000 |
3 | 1120210010101000200 |
4 | 210211301032020 |
5 | 2224123140322 |
6 | 140525332200 |
7 | 21132620454 |
oct | 4445611610 |
9 | 1523111020 |
10 | 613880712 |
11 | 295579735 |
12 | 151707060 |
13 | 9a248933 |
14 | 5b75b664 |
15 | 38d608ac |
hex | 24971388 |
613880712 has 48 divisors (see below), whose sum is σ = 1674582000. Its totient is φ = 203151456.
The previous prime is 613880689. The next prime is 613880719. The reversal of 613880712 is 217088316.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (613880719) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20662 + ... + 40677.
It is an arithmetic number, because the mean of its divisors is an integer number (34887125).
Almost surely, 2613880712 is an apocalyptic number.
It is an amenable number.
613880712 is an abundant number, since it is smaller than the sum of its proper divisors (1060701288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
613880712 is a wasteful number, since it uses less digits than its factorization.
613880712 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61490 (or 61483 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 36.
The square root of 613880712 is about 24776.6162338605. The cubic root of 613880712 is about 849.8872800931.
The spelling of 613880712 in words is "six hundred thirteen million, eight hundred eighty thousand, seven hundred twelve".
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