Base | Representation |
---|---|
bin | 1001110110000111… |
… | …0010011101010110 |
3 | 20211012001020021010 |
4 | 2131201302131112 |
5 | 20403034132332 |
6 | 1114130033050 |
7 | 122331053334 |
oct | 23541623526 |
9 | 6735036233 |
10 | 2642880342 |
11 | 1136923133 |
12 | 619118786 |
13 | 33170782b |
14 | 1b1004b54 |
15 | 1070509cc |
hex | 9d872756 |
2642880342 has 8 divisors (see below), whose sum is σ = 5285760696. Its totient is φ = 880960112.
The previous prime is 2642880337. The next prime is 2642880349. The reversal of 2642880342 is 2430882462.
It is a sphenic number, since it is the product of 3 distinct primes.
2642880342 is an admirable number.
It is a self number, because there is not a number n which added to its sum of digits gives 2642880342.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2642880349) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220240023 + ... + 220240034.
It is an arithmetic number, because the mean of its divisors is an integer number (660720087).
Almost surely, 22642880342 is an apocalyptic number.
2642880342 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2642880342 is a wasteful number, since it uses less digits than its factorization.
2642880342 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 440480062.
The product of its (nonzero) digits is 147456, while the sum is 39.
The square root of 2642880342 is about 51408.9519636415. The cubic root of 2642880342 is about 1382.5870992304.
The spelling of 2642880342 in words is "two billion, six hundred forty-two million, eight hundred eighty thousand, three hundred forty-two".
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