Base | Representation |
---|---|
bin | 10111110101101… |
… | …00110011011010 |
3 | 111221021112021200 |
4 | 23322310303122 |
5 | 402143020020 |
6 | 31502015030 |
7 | 4645500642 |
oct | 1372646332 |
9 | 457245250 |
10 | 199970010 |
11 | a2972479 |
12 | 56b77476 |
13 | 32576766 |
14 | 1c7b5522 |
15 | 12850590 |
hex | beb4cda |
199970010 has 24 divisors (see below), whose sum is σ = 519922260. Its totient is φ = 53325312.
The previous prime is 199969967. The next prime is 199970011. The reversal of 199970010 is 10079991.
It can be written as a sum of positive squares in 2 ways, for example, as 179908569 + 20061441 = 13413^2 + 4479^2 .
It is not an unprimeable number, because it can be changed into a prime (199970011) 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 11 ways as a sum of consecutive naturals, for example, 1110855 + ... + 1111034.
Almost surely, 2199970010 is an apocalyptic number.
199970010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
199970010 is an abundant number, since it is smaller than the sum of its proper divisors (319952250).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
199970010 is a wasteful number, since it uses less digits than its factorization.
199970010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2221902 (or 2221899 counting only the distinct ones).
The product of its (nonzero) digits is 5103, while the sum is 36.
The square root of 199970010 is about 14141.0752773613. The cubic root of 199970010 is about 584.7743157508.
The spelling of 199970010 in words is "one hundred ninety-nine million, nine hundred seventy thousand, ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •