Base | Representation |
---|---|
bin | 111001101101101111… |
… | …1111110110000100000 |
3 | 102211220201010121100200 |
4 | 1303123133332300200 |
5 | 4012313032144422 |
6 | 132534340145200 |
7 | 11645250611220 |
oct | 1633337766040 |
9 | 384821117320 |
10 | 123941678112 |
11 | 4862193423a |
12 | 2002b998200 |
13 | b8c29c8895 |
14 | 5ddaa38080 |
15 | 335605a2ac |
hex | 1cdb7fec20 |
123941678112 has 72 divisors (see below), whose sum is σ = 402810460416. Its totient is φ = 35411907456.
The previous prime is 123941678093. The next prime is 123941678117. The reversal of 123941678112 is 211876149321.
123941678112 is a `hidden beast` number, since 12 + 394 + 167 + 81 + 12 = 666.
It is a tau number, because it is divible by the number of its divisors (72).
It is a nude number because it is divisible by every one of its digits.
It is not an unprimeable number, because it can be changed into a prime (123941678117) 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, 30737488 + ... + 30741519.
It is an arithmetic number, because the mean of its divisors is an integer number (5594589728).
Almost surely, 2123941678112 is an apocalyptic number.
123941678112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
123941678112 is an abundant number, since it is smaller than the sum of its proper divisors (278868782304).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123941678112 is a wasteful number, since it uses less digits than its factorization.
123941678112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61479030 (or 61479019 counting only the distinct ones).
The product of its digits is 145152, while the sum is 45.
The spelling of 123941678112 in words is "one hundred twenty-three billion, nine hundred forty-one million, six hundred seventy-eight thousand, one hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •