Base | Representation |
---|---|
bin | 1100000001011110… |
… | …10000010111010110 |
3 | 121122211220210010120 |
4 | 12000233100113112 |
5 | 101204414314432 |
6 | 2544301332410 |
7 | 315646136562 |
oct | 60057202726 |
9 | 17584823116 |
10 | 6454838742 |
11 | 2812651980 |
12 | 1301867106 |
13 | 7bb39b011 |
14 | 4533aa6a2 |
15 | 27ba2ec2c |
hex | 180bd05d6 |
6454838742 has 48 divisors (see below), whose sum is σ = 14244455232. Its totient is φ = 1933877440.
The previous prime is 6454838729. The next prime is 6454838779. The reversal of 6454838742 is 2478384546.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 516613 + ... + 528959.
It is an arithmetic number, because the mean of its divisors is an integer number (296759484).
Almost surely, 26454838742 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6454838742, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7122227616).
6454838742 is an abundant number, since it is smaller than the sum of its proper divisors (7789616490).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6454838742 is a wasteful number, since it uses less digits than its factorization.
6454838742 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12541 (or 12452 counting only the distinct ones).
The product of its digits is 5160960, while the sum is 51.
The square root of 6454838742 is about 80342.0110651955. The cubic root of 6454838742 is about 1861.9233526874.
The spelling of 6454838742 in words is "six billion, four hundred fifty-four million, eight hundred thirty-eight thousand, seven hundred forty-two".
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