Base | Representation |
---|---|
bin | 111111010101001000… |
… | …011000100010101101 |
3 | 20111112001110211020120 |
4 | 333111020120202231 |
5 | 2103231031113000 |
6 | 51123333235153 |
7 | 4625052423516 |
oct | 772510304255 |
9 | 214461424216 |
10 | 68000254125 |
11 | 26925409431 |
12 | 11219192ab9 |
13 | 654905bb7b |
14 | 34111c5a0d |
15 | 1b7ec9d6a0 |
hex | fd52188ad |
68000254125 has 32 divisors (see below), whose sum is σ = 113659972608. Its totient is φ = 36104126400.
The previous prime is 68000254087. The next prime is 68000254219. The reversal of 68000254125 is 52145200086.
68000254125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 68000254125 - 212 = 68000250029 is a prime.
It is a super-2 number, since 2×680002541252 (a number of 22 digits) contains 22 as substring.
It is a Curzon 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, 322954 + ... + 490203.
It is an arithmetic number, because the mean of its divisors is an integer number (3551874144).
Almost surely, 268000254125 is an apocalyptic number.
It is an amenable number.
68000254125 is a deficient number, since it is larger than the sum of its proper divisors (45659718483).
68000254125 is a wasteful number, since it uses less digits than its factorization.
68000254125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 813398 (or 813388 counting only the distinct ones).
The product of its (nonzero) digits is 19200, while the sum is 33.
The spelling of 68000254125 in words is "sixty-eight billion, two hundred fifty-four thousand, one hundred twenty-five".
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