Base | Representation |
---|---|
bin | 1000001001101… |
… | …00100001010011 |
3 | 11202122200112011 |
4 | 10010310201103 |
5 | 120000410223 |
6 | 10441243351 |
7 | 1460104630 |
oct | 404644123 |
9 | 152580464 |
10 | 68372563 |
11 | 3565a356 |
12 | 1aa93557 |
13 | 1121bb4c |
14 | 911b187 |
15 | 600880d |
hex | 4134853 |
68372563 has 8 divisors (see below), whose sum is σ = 79464960. Its totient is φ = 57611400.
The previous prime is 68372561. The next prime is 68372567. The reversal of 68372563 is 36527386.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 68372563 - 21 = 68372561 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (68372561) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82363 + ... + 83188.
It is an arithmetic number, because the mean of its divisors is an integer number (9933120).
Almost surely, 268372563 is an apocalyptic number.
68372563 is a deficient number, since it is larger than the sum of its proper divisors (11092397).
68372563 is a wasteful number, since it uses less digits than its factorization.
68372563 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 165617.
The product of its digits is 181440, while the sum is 40.
The square root of 68372563 is about 8268.7703438903. The cubic root of 68372563 is about 408.9095812223.
The spelling of 68372563 in words is "sixty-eight million, three hundred seventy-two thousand, five hundred sixty-three".
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