Base | Representation |
---|---|
bin | 1000000111111… |
… | …01010100011111 |
3 | 11202020012101002 |
4 | 10003331110133 |
5 | 114421141323 |
6 | 10432340515 |
7 | 1455143510 |
oct | 403752437 |
9 | 152205332 |
10 | 68146463 |
11 | 355154a0 |
12 | 1a9a473b |
13 | 1116cc68 |
14 | 909ca07 |
15 | 5eb1828 |
hex | 40fd51f |
68146463 has 16 divisors (see below), whose sum is σ = 87705600. Its totient is φ = 51386400.
The previous prime is 68146453. The next prime is 68146471. The reversal of 68146463 is 36464186.
It is a cyclic number.
It is not a de Polignac number, because 68146463 - 28 = 68146207 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 (68146423) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11888 + ... + 16661.
It is an arithmetic number, because the mean of its divisors is an integer number (5481600).
Almost surely, 268146463 is an apocalyptic number.
68146463 is a deficient number, since it is larger than the sum of its proper divisors (19559137).
68146463 is a wasteful number, since it uses less digits than its factorization.
68146463 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28598.
The product of its digits is 82944, while the sum is 38.
The square root of 68146463 is about 8255.0870982686. The cubic root of 68146463 is about 408.4583448789.
The spelling of 68146463 in words is "sixty-eight million, one hundred forty-six thousand, four hundred sixty-three".
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