Base | Representation |
---|---|
bin | 10111000111000… |
… | …111100110000010 |
3 | 1000000121100010212 |
4 | 113013013212002 |
5 | 1243230221312 |
6 | 102250354122 |
7 | 12415516250 |
oct | 2707074602 |
9 | 1000540125 |
10 | 387742082 |
11 | 189963402 |
12 | a9a2b942 |
13 | 6243c0b0 |
14 | 396d35d0 |
15 | 24091822 |
hex | 171c7982 |
387742082 has 32 divisors (see below), whose sum is σ = 753513600. Its totient is φ = 145317888.
The previous prime is 387742081. The next prime is 387742097. The reversal of 387742082 is 280247783.
It is not an unprimeable number, because it can be changed into a prime (387742081) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52607 + ... + 59522.
It is an arithmetic number, because the mean of its divisors is an integer number (23547300).
Almost surely, 2387742082 is an apocalyptic number.
387742082 is a deficient number, since it is larger than the sum of its proper divisors (365771518).
387742082 is a wasteful number, since it uses less digits than its factorization.
387742082 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 112170.
The product of its (nonzero) digits is 150528, while the sum is 41.
The square root of 387742082 is about 19691.1676139329. The cubic root of 387742082 is about 729.2016555350.
The spelling of 387742082 in words is "three hundred eighty-seven million, seven hundred forty-two thousand, eighty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.131 sec. • engine limits •