Base | Representation |
---|---|
bin | 1000001001111… |
… | …01111100001111 |
3 | 11202201122110100 |
4 | 10010331330033 |
5 | 120003124101 |
6 | 10442142143 |
7 | 1460325264 |
oct | 404757417 |
9 | 152648410 |
10 | 68411151 |
11 | 35686346 |
12 | 1aab1953 |
13 | 11233593 |
14 | 912b26b |
15 | 6014e86 |
hex | 413df0f |
68411151 has 18 divisors (see below), whose sum is σ = 101192208. Its totient is φ = 44535960.
The previous prime is 68411137. The next prime is 68411159. The reversal of 68411151 is 15111486.
It is not a de Polignac number, because 68411151 - 218 = 68149007 is a prime.
It is a super-2 number, since 2×684111512 = 9360171162289602, which contains 22 as substring.
It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68411159) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 14586 + ... + 18696.
Almost surely, 268411151 is an apocalyptic number.
68411151 is a deficient number, since it is larger than the sum of its proper divisors (32781057).
68411151 is a wasteful number, since it uses less digits than its factorization.
68411151 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4203 (or 4157 counting only the distinct ones).
The product of its digits is 960, while the sum is 27.
The square root of 68411151 is about 8271.1033725858. The cubic root of 68411151 is about 408.9864933379.
The spelling of 68411151 in words is "sixty-eight million, four hundred eleven thousand, one hundred fifty-one".
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