Base | Representation |
---|---|
bin | 1000001100100… |
… | …01110000111111 |
3 | 11210101002102210 |
4 | 10012101300333 |
5 | 120100120440 |
6 | 10453351503 |
7 | 1463255265 |
oct | 406216077 |
9 | 153332383 |
10 | 68754495 |
11 | 358a02a7 |
12 | 1b038593 |
13 | 11323944 |
14 | 91ba435 |
15 | 6081a80 |
hex | 4191c3f |
68754495 has 8 divisors (see below), whose sum is σ = 110007216. Its totient is φ = 36669056.
The previous prime is 68754493. The next prime is 68754509. The reversal of 68754495 is 59445786.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 68754495 - 21 = 68754493 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68754493) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2291802 + ... + 2291831.
It is an arithmetic number, because the mean of its divisors is an integer number (13750902).
Almost surely, 268754495 is an apocalyptic number.
68754495 is a deficient number, since it is larger than the sum of its proper divisors (41252721).
68754495 is a wasteful number, since it uses less digits than its factorization.
68754495 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4583641.
The product of its digits is 1209600, while the sum is 48.
The square root of 68754495 is about 8291.8330301568. The cubic root of 68754495 is about 409.6695632248.
The spelling of 68754495 in words is "sixty-eight million, seven hundred fifty-four thousand, four hundred ninety-five".
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