Base | Representation |
---|---|
bin | 111011011110100… |
… | …1100101010010101 |
3 | 12011002100210222202 |
4 | 1312331030222111 |
5 | 13041403113013 |
6 | 530011534245 |
7 | 100312426112 |
oct | 16675145225 |
9 | 5132323882 |
10 | 1995754133 |
11 | 93460768a |
12 | 47845a385 |
13 | 25a61b909 |
14 | 14d0b1909 |
15 | ba324858 |
hex | 76f4ca95 |
1995754133 has 8 divisors (see below), whose sum is σ = 2014551000. Its totient is φ = 1976977408.
The previous prime is 1995754109. The next prime is 1995754181. The reversal of 1995754133 is 3314575991.
It can be written as a sum of positive squares in 4 ways, for example, as 2845969 + 1992908164 = 1687^2 + 44642^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1995754133 - 26 = 1995754069 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 (1995754193) 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, 257093 + ... + 264741.
It is an arithmetic number, because the mean of its divisors is an integer number (251818875).
Almost surely, 21995754133 is an apocalyptic number.
It is an amenable number.
1995754133 is a deficient number, since it is larger than the sum of its proper divisors (18796867).
1995754133 is a wasteful number, since it uses less digits than its factorization.
1995754133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10071.
The product of its digits is 510300, while the sum is 47.
The square root of 1995754133 is about 44673.8640930018. The cubic root of 1995754133 is about 1259.0288420293.
The spelling of 1995754133 in words is "one billion, nine hundred ninety-five million, seven hundred fifty-four thousand, one hundred thirty-three".
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