Base | Representation |
---|---|
bin | 111111011011001001… |
… | …101101110001111110 |
3 | 20111210002112210020210 |
4 | 333123021231301332 |
5 | 2103432411012213 |
6 | 51141342253250 |
7 | 4630420133433 |
oct | 773311556176 |
9 | 214702483223 |
10 | 68101266558 |
11 | 26977431586 |
12 | 11246b87226 |
13 | 6563c68440 |
14 | 342079bb8a |
15 | 1b88aa30c3 |
hex | fdb26dc7e |
68101266558 has 32 divisors (see below), whose sum is σ = 148025354400. Its totient is φ = 20761992576.
The previous prime is 68101266547. The next prime is 68101266587. The reversal of 68101266558 is 85566210186.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3996513 + ... + 4013516.
It is an arithmetic number, because the mean of its divisors is an integer number (4625792325).
Almost surely, 268101266558 is an apocalyptic number.
68101266558 is an abundant number, since it is smaller than the sum of its proper divisors (79924087842).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68101266558 is a wasteful number, since it uses less digits than its factorization.
68101266558 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8010156.
The product of its (nonzero) digits is 691200, while the sum is 48.
The spelling of 68101266558 in words is "sixty-eight billion, one hundred one million, two hundred sixty-six thousand, five hundred fifty-eight".
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