Base | Representation |
---|---|
bin | 1000001010010… |
… | …01100010101111 |
3 | 11202211001122100 |
4 | 10011021202233 |
5 | 120011134141 |
6 | 10443150143 |
7 | 1460613651 |
oct | 405114257 |
9 | 152731570 |
10 | 68458671 |
11 | 35709016 |
12 | 1ab15353 |
13 | 1124c0b8 |
14 | 91406d1 |
15 | 60240b6 |
hex | 41498af |
68458671 has 12 divisors (see below), whose sum is σ = 98993440. Its totient is φ = 45588960.
The previous prime is 68458667. The next prime is 68458673. The reversal of 68458671 is 17685486.
It is a happy number.
68458671 is a `hidden beast` number, since 68 + 4 + 586 + 7 + 1 = 666.
It is not a de Polignac number, because 68458671 - 22 = 68458667 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68458673) 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, 5691 + ... + 13011.
Almost surely, 268458671 is an apocalyptic number.
68458671 is a deficient number, since it is larger than the sum of its proper divisors (30534769).
68458671 is a wasteful number, since it uses less digits than its factorization.
68458671 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8366 (or 8363 counting only the distinct ones).
The product of its digits is 322560, while the sum is 45.
The square root of 68458671 is about 8273.9755257071. The cubic root of 68458671 is about 409.0811686435.
The spelling of 68458671 in words is "sixty-eight million, four hundred fifty-eight thousand, six hundred seventy-one".
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