Base | Representation |
---|---|
bin | 1000001101101… |
… | …11111010111110 |
3 | 11210200000211012 |
4 | 10012313322332 |
5 | 120120121112 |
6 | 10500555222 |
7 | 1464506033 |
oct | 406677276 |
9 | 153600735 |
10 | 68910782 |
11 | 35997766 |
12 | 1b0b2b12 |
13 | 11379b15 |
14 | 921b38a |
15 | 60b3022 |
hex | 41b7ebe |
68910782 has 8 divisors (see below), whose sum is σ = 104332536. Its totient is φ = 34133272.
The previous prime is 68910769. The next prime is 68910823. The reversal of 68910782 is 28701986.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160793 + ... + 161220.
It is an arithmetic number, because the mean of its divisors is an integer number (13041567).
Almost surely, 268910782 is an apocalyptic number.
68910782 is a deficient number, since it is larger than the sum of its proper divisors (35421754).
68910782 is a wasteful number, since it uses less digits than its factorization.
68910782 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 322122.
The product of its (nonzero) digits is 48384, while the sum is 41.
The square root of 68910782 is about 8301.2518333080. The cubic root of 68910782 is about 409.9797372496.
The spelling of 68910782 in words is "sixty-eight million, nine hundred ten thousand, seven hundred eighty-two".
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