Base | Representation |
---|---|
bin | 1000000111011… |
… | …00101100010110 |
3 | 11202002201221200 |
4 | 10003230230112 |
5 | 114412001413 |
6 | 10431053330 |
7 | 1454441115 |
oct | 403545426 |
9 | 152081850 |
10 | 68078358 |
11 | 35479307 |
12 | 1a971246 |
13 | 11147c6a |
14 | 9081c7c |
15 | 5e9b573 |
hex | 40ecb16 |
68078358 has 24 divisors (see below), whose sum is σ = 147796896. Its totient is φ = 22647600.
The previous prime is 68078357. The next prime is 68078359. The reversal of 68078358 is 85387086.
It is an interprime number because it is at equal distance from previous prime (68078357) and next prime (68078359).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68078357) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6243 + ... + 13233.
It is an arithmetic number, because the mean of its divisors is an integer number (6158204).
Almost surely, 268078358 is an apocalyptic number.
68078358 is an abundant number, since it is smaller than the sum of its proper divisors (79718538).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68078358 is a wasteful number, since it uses less digits than its factorization.
68078358 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7540 (or 7537 counting only the distinct ones).
The product of its (nonzero) digits is 322560, while the sum is 45.
The square root of 68078358 is about 8250.9610349341. The cubic root of 68078358 is about 408.3222295838.
The spelling of 68078358 in words is "sixty-eight million, seventy-eight thousand, three hundred fifty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •