Base | Representation |
---|---|
bin | 111110101010000001… |
… | …001111101001010110 |
3 | 20102122122110210111210 |
4 | 332222001033221112 |
5 | 2100240400244030 |
6 | 50523454442250 |
7 | 4601120513331 |
oct | 765201175126 |
9 | 212578423453 |
10 | 67276962390 |
11 | 26594100670 |
12 | 11056b03386 |
13 | 6462255cb1 |
14 | 3383107618 |
15 | 1b3b529bb0 |
hex | faa04fa56 |
67276962390 has 64 divisors (see below), whose sum is σ = 176502488832. Its totient is φ = 16276310400.
The previous prime is 67276962371. The next prime is 67276962407. The reversal of 67276962390 is 9326967276.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 67276962390.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45577 + ... + 369636.
It is an arithmetic number, because the mean of its divisors is an integer number (2757851388).
Almost surely, 267276962390 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 67276962390, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88251244416).
67276962390 is an abundant number, since it is smaller than the sum of its proper divisors (109225526442).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67276962390 is a wasteful number, since it uses less digits than its factorization.
67276962390 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 415725.
The product of its (nonzero) digits is 10287648, while the sum is 57.
The spelling of 67276962390 in words is "sixty-seven billion, two hundred seventy-six million, nine hundred sixty-two thousand, three hundred ninety".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •