Base | Representation |
---|---|
bin | 100000000100101000… |
… | …1101111111101111101 |
3 | 20120210000200211220221 |
4 | 1000021101233331331 |
5 | 2112024012441410 |
6 | 51350224541341 |
7 | 4655534620360 |
oct | 1001121577575 |
9 | 216700624827 |
10 | 68875124605 |
11 | 27234237591 |
12 | 11422181851 |
13 | 6658397401 |
14 | 34954800d7 |
15 | 1bd19b44da |
hex | 100946ff7d |
68875124605 has 32 divisors (see below), whose sum is σ = 98915240448. Its totient is φ = 45014323200.
The previous prime is 68875124599. The next prime is 68875124639. The reversal of 68875124605 is 50642157886.
It is a happy number.
It is not a de Polignac number, because 68875124605 - 25 = 68875124573 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73965 + ... + 378445.
It is an arithmetic number, because the mean of its divisors is an integer number (3091101264).
Almost surely, 268875124605 is an apocalyptic number.
It is an amenable number.
68875124605 is a deficient number, since it is larger than the sum of its proper divisors (30040115843).
68875124605 is a wasteful number, since it uses less digits than its factorization.
68875124605 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 304797.
The product of its (nonzero) digits is 3225600, while the sum is 52.
The spelling of 68875124605 in words is "sixty-eight billion, eight hundred seventy-five million, one hundred twenty-four thousand, six hundred five".
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