Base | Representation |
---|---|
bin | 11110101000111111001000… |
… | …01011111110010101011010 |
3 | 22211120100220222200022022020 |
4 | 33110133210023332111122 |
5 | 32312414122430112011 |
6 | 355145250511235310 |
7 | 20122653641641605 |
oct | 1724374413762532 |
9 | 284510828608266 |
10 | 67378980316506 |
11 | 1a5182a09054a1 |
12 | 76825b8218b36 |
13 | 2b79a6cacacc1 |
14 | 128d23525733c |
15 | 7bca36661006 |
hex | 3d47e42fe55a |
67378980316506 has 32 divisors (see below), whose sum is σ = 137042715041280. Its totient is φ = 22078871710896.
The previous prime is 67378980316451. The next prime is 67378980316507. The reversal of 67378980316506 is 60561308987376.
It is not an unprimeable number, because it can be changed into a prime (67378980316507) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89856625 + ... + 90603371.
It is an arithmetic number, because the mean of its divisors is an integer number (4282584845040).
Almost surely, 267378980316506 is an apocalyptic number.
67378980316506 is an abundant number, since it is smaller than the sum of its proper divisors (69663734724774).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67378980316506 is a wasteful number, since it uses less digits than its factorization.
67378980316506 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1001698.
The product of its (nonzero) digits is 274337280, while the sum is 69.
The spelling of 67378980316506 in words is "sixty-seven trillion, three hundred seventy-eight billion, nine hundred eighty million, three hundred sixteen thousand, five hundred six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •