Base | Representation |
---|---|
bin | 1000001001010… |
… | …11001000001011 |
3 | 11202120201202021 |
4 | 10010223020023 |
5 | 114443142331 |
6 | 10440345311 |
7 | 1456554520 |
oct | 404531013 |
9 | 152521667 |
10 | 68334091 |
11 | 35633461 |
12 | 1aa75237 |
13 | 11207497 |
14 | 910b147 |
15 | 5eec211 |
hex | 412b20b |
68334091 has 8 divisors (see below), whose sum is σ = 79376864. Its totient is φ = 57611520.
The previous prime is 68334061. The next prime is 68334103. The reversal of 68334091 is 19043386.
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 68334091 - 27 = 68333963 is a prime.
It is not an unprimeable number, because it can be changed into a prime (68334031) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79590 + ... + 80443.
It is an arithmetic number, because the mean of its divisors is an integer number (9922108).
Almost surely, 268334091 is an apocalyptic number.
68334091 is a gapful number since it is divisible by the number (61) formed by its first and last digit.
68334091 is a deficient number, since it is larger than the sum of its proper divisors (11042773).
68334091 is a wasteful number, since it uses less digits than its factorization.
68334091 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 160101.
The product of its (nonzero) digits is 15552, while the sum is 34.
The square root of 68334091 is about 8266.4436730676. The cubic root of 68334091 is about 408.8328715000.
The spelling of 68334091 in words is "sixty-eight million, three hundred thirty-four thousand, ninety-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.060 sec. • engine limits •