Base | Representation |
---|---|
bin | 111011011001100… |
… | …0100100000001011 |
3 | 12010220100221012200 |
4 | 1312303010200023 |
5 | 13040213134100 |
6 | 525435011243 |
7 | 100251031026 |
oct | 16663044013 |
9 | 5126327180 |
10 | 1993099275 |
11 | 933063a92 |
12 | 477599b23 |
13 | 259bcc3ab |
14 | 14c9c01bd |
15 | b9e9ce00 |
hex | 76cc480b |
1993099275 has 36 divisors (see below), whose sum is σ = 3685032000. Its totient is φ = 1028692800.
The previous prime is 1993099267. The next prime is 1993099319. The reversal of 1993099275 is 5729903991.
It is not a de Polignac number, because 1993099275 - 23 = 1993099267 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 135900 + ... + 149849.
It is an arithmetic number, because the mean of its divisors is an integer number (102362000).
Almost surely, 21993099275 is an apocalyptic number.
1993099275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
1993099275 is a deficient number, since it is larger than the sum of its proper divisors (1691932725).
1993099275 is a wasteful number, since it uses less digits than its factorization.
1993099275 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 285796 (or 285788 counting only the distinct ones).
The product of its (nonzero) digits is 1377810, while the sum is 54.
The square root of 1993099275 is about 44644.1404329840. The cubic root of 1993099275 is about 1258.4703186493.
The spelling of 1993099275 in words is "one billion, nine hundred ninety-three million, ninety-nine thousand, two hundred seventy-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.087 sec. • engine limits •