Base | Representation |
---|---|
bin | 111011011101101… |
… | …1101100100101101 |
3 | 12011001111200211022 |
4 | 1312323131210231 |
5 | 13041244032432 |
6 | 525554103525 |
7 | 100305522410 |
oct | 16673354455 |
9 | 5131450738 |
10 | 1995299117 |
11 | 934326839 |
12 | 47827aba5 |
13 | 25a4bc786 |
14 | 14cdd3b77 |
15 | ba284b12 |
hex | 76edd92d |
1995299117 has 8 divisors (see below), whose sum is σ = 2400360000. Its totient is φ = 1620242784.
The previous prime is 1995299113. The next prime is 1995299143. The reversal of 1995299117 is 7119925991.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1995299117 - 22 = 1995299113 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1995299113) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7500992 + ... + 7501257.
It is an arithmetic number, because the mean of its divisors is an integer number (300045000).
Almost surely, 21995299117 is an apocalyptic number.
It is an amenable number.
1995299117 is a deficient number, since it is larger than the sum of its proper divisors (405060883).
1995299117 is a wasteful number, since it uses less digits than its factorization.
1995299117 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15002275.
The product of its digits is 459270, while the sum is 53.
The square root of 1995299117 is about 44668.7711606218. The cubic root of 1995299117 is about 1258.9331519172.
The spelling of 1995299117 in words is "one billion, nine hundred ninety-five million, two hundred ninety-nine thousand, one hundred seventeen".
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