Base | Representation |
---|---|
bin | 1000001100100… |
… | …11000000101001 |
3 | 11210101100102121 |
4 | 10012103000221 |
5 | 120100301333 |
6 | 10453431241 |
7 | 1463306200 |
oct | 406230051 |
9 | 153340377 |
10 | 68759593 |
11 | 358a4111 |
12 | 1b03b521 |
13 | 11326066 |
14 | 91bc237 |
15 | 608332d |
hex | 4193029 |
68759593 has 6 divisors (see below), whose sum is σ = 79985706. Its totient is φ = 58936752.
The previous prime is 68759567. The next prime is 68759599. The reversal of 68759593 is 39595786.
It can be written as a sum of positive squares in only one way, i.e., 47155689 + 21603904 = 6867^2 + 4648^2 .
It is not a de Polignac number, because 68759593 - 213 = 68751401 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 68759593.
It is not an unprimeable number, because it can be changed into a prime (68759599) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 701580 + ... + 701677.
It is an arithmetic number, because the mean of its divisors is an integer number (13330951).
Almost surely, 268759593 is an apocalyptic number.
It is an amenable number.
68759593 is a deficient number, since it is larger than the sum of its proper divisors (11226113).
68759593 is a wasteful number, since it uses less digits than its factorization.
68759593 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1403271 (or 1403264 counting only the distinct ones).
The product of its digits is 2041200, while the sum is 52.
The square root of 68759593 is about 8292.1404353761. The cubic root of 68759593 is about 409.6796883510.
The spelling of 68759593 in words is "sixty-eight million, seven hundred fifty-nine thousand, five hundred ninety-three".
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