Base | Representation |
---|---|
bin | 1010111101011110… |
… | …0101001110000100 |
3 | 21121001020222012001 |
4 | 2233113211032010 |
5 | 22011200211224 |
6 | 1203541235044 |
7 | 132624145501 |
oct | 25727451604 |
9 | 7531228161 |
10 | 2942194564 |
11 | 127a879361 |
12 | 6a1402a84 |
13 | 37b72543a |
14 | 1dca7a4a8 |
15 | 123476544 |
hex | af5e5384 |
2942194564 has 27 divisors (see below), whose sum is σ = 5298988527. Its totient is φ = 1429385184.
The previous prime is 2942194561. The next prime is 2942194571. The reversal of 2942194564 is 4654912492.
It is a happy number.
The square root of 2942194564 is 54242.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 2319192964 + 623001600 = 48158^2 + 24960^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2942194561) 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 8 ways as a sum of consecutive naturals, for example, 4013542 + ... + 4014274.
Almost surely, 22942194564 is an apocalyptic number.
2942194564 is the 54242-nd square number.
It is an amenable number.
2942194564 is a deficient number, since it is larger than the sum of its proper divisors (2356793963).
2942194564 is an frugal number, since it uses more digits than its factorization.
2942194564 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1544 (or 772 counting only the distinct ones).
The product of its digits is 622080, while the sum is 46.
The cubic root of 2942194564 is about 1432.9261100707.
It can be divided in two parts, 2942 and 194564, that added together give a triangular number (197506 = T628).
The spelling of 2942194564 in words is "two billion, nine hundred forty-two million, one hundred ninety-four thousand, five hundred sixty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •