Base | Representation |
---|---|
bin | 1000001100100… |
… | …10001000001000 |
3 | 11210101011110122 |
4 | 10012102020020 |
5 | 120100142401 |
6 | 10453402412 |
7 | 1463262512 |
oct | 406221010 |
9 | 153334418 |
10 | 68755976 |
11 | 358a1423 |
12 | 1b039408 |
13 | 11324513 |
14 | 91babb2 |
15 | 608221b |
hex | 4192208 |
68755976 has 16 divisors (see below), whose sum is σ = 129022800. Its totient is φ = 34349904.
The previous prime is 68755961. The next prime is 68755979. The reversal of 68755976 is 67955786.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (68755979) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9911 + ... + 15353.
It is an arithmetic number, because the mean of its divisors is an integer number (8063925).
Almost surely, 268755976 is an apocalyptic number.
It is an amenable number.
68755976 is a deficient number, since it is larger than the sum of its proper divisors (60266824).
68755976 is a wasteful number, since it uses less digits than its factorization.
68755976 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7028 (or 7024 counting only the distinct ones).
The product of its digits is 3175200, while the sum is 53.
The square root of 68755976 is about 8291.9223344168. The cubic root of 68755976 is about 409.6725046871.
The spelling of 68755976 in words is "sixty-eight million, seven hundred fifty-five thousand, nine hundred seventy-six".
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