Base | Representation |
---|---|
bin | 1000001100100… |
… | …01110001101001 |
3 | 11210101002111100 |
4 | 10012101301221 |
5 | 120100121122 |
6 | 10453352013 |
7 | 1463255355 |
oct | 406216151 |
9 | 153332440 |
10 | 68754537 |
11 | 358a0335 |
12 | 1b038609 |
13 | 11323977 |
14 | 91ba465 |
15 | 6081aac |
hex | 4191c69 |
68754537 has 12 divisors (see below), whose sum is σ = 99396544. Its totient is φ = 45797400.
The previous prime is 68754533. The next prime is 68754551. The reversal of 68754537 is 73545786.
68754537 is a `hidden beast` number, since 68 + 7 + 54 + 537 = 666.
It is not a de Polignac number, because 68754537 - 22 = 68754533 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 68754492 and 68754501.
It is not an unprimeable number, because it can be changed into a prime (68754533) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11412 + ... + 16362.
Almost surely, 268754537 is an apocalyptic number.
It is an amenable number.
68754537 is a deficient number, since it is larger than the sum of its proper divisors (30642007).
68754537 is a wasteful number, since it uses less digits than its factorization.
68754537 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6500 (or 6497 counting only the distinct ones).
The product of its digits is 705600, while the sum is 45.
The square root of 68754537 is about 8291.8355627690. The cubic root of 68754537 is about 409.6696466430.
The spelling of 68754537 in words is "sixty-eight million, seven hundred fifty-four thousand, five hundred thirty-seven".
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