Base | Representation |
---|---|
bin | 11111011110100000101… |
… | …010010110101100011110 |
3 | 21122210020122112201000120 |
4 | 133132200222112230132 |
5 | 240414423341214304 |
6 | 4333410424335410 |
7 | 312163512461430 |
oct | 37364052265436 |
9 | 7583218481016 |
10 | 2163064007454 |
11 | 764394272109 |
12 | 2ab271914566 |
13 | 128c8c53654c |
14 | 7699b2ac650 |
15 | 3b3ed9540d9 |
hex | 1f7a0a96b1e |
2163064007454 has 128 divisors (see below), whose sum is σ = 5344952417280. Its totient is φ = 569569050624.
The previous prime is 2163064007399. The next prime is 2163064007477. The reversal of 2163064007454 is 4547004603612.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6535102 + ... + 6858110.
It is an arithmetic number, because the mean of its divisors is an integer number (41757440760).
Almost surely, 22163064007454 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2163064007454, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2672476208640).
2163064007454 is an abundant number, since it is smaller than the sum of its proper divisors (3181888409826).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2163064007454 is a wasteful number, since it uses less digits than its factorization.
2163064007454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 323234.
The product of its (nonzero) digits is 483840, while the sum is 42.
The spelling of 2163064007454 in words is "two trillion, one hundred sixty-three billion, sixty-four million, seven thousand, four hundred fifty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •