Base | Representation |
---|---|
bin | 100000000111010010… |
… | …1101100001011000111 |
3 | 20121000020101021112220 |
4 | 1000032211230023013 |
5 | 2112214321104043 |
6 | 51403130543423 |
7 | 4660666231302 |
oct | 1001645541307 |
9 | 217006337486 |
10 | 68964238023 |
11 | 2727a57283a |
12 | 11447b97b73 |
13 | 6670998945 |
14 | 34a3239b39 |
15 | 1bd9718483 |
hex | 100e96c2c7 |
68964238023 has 32 divisors (see below), whose sum is σ = 93306028032. Its totient is φ = 45304696800.
The previous prime is 68964237973. The next prime is 68964238121. The reversal of 68964238023 is 32083246986.
It is not a de Polignac number, because 68964238023 - 217 = 68964106951 is a prime.
It is a super-2 number, since 2×689642380232 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68964238523) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69590058 + ... + 69591048.
It is an arithmetic number, because the mean of its divisors is an integer number (2915813376).
Almost surely, 268964238023 is an apocalyptic number.
68964238023 is a deficient number, since it is larger than the sum of its proper divisors (24341790009).
68964238023 is a wasteful number, since it uses less digits than its factorization.
68964238023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2035.
The product of its (nonzero) digits is 2985984, while the sum is 51.
The spelling of 68964238023 in words is "sixty-eight billion, nine hundred sixty-four million, two hundred thirty-eight thousand, twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.062 sec. • engine limits •