Base | Representation |
---|---|
bin | 111101011100001… |
… | …1000011000011101 |
3 | 12022200021010221010 |
4 | 1322320120120131 |
5 | 13210232202120 |
6 | 540323125433 |
7 | 102042212313 |
oct | 17270303035 |
9 | 5280233833 |
10 | 2061600285 |
11 | 9687a0898 |
12 | 496513879 |
13 | 26b164834 |
14 | 157b320b3 |
15 | c0ece7e0 |
hex | 7ae1861d |
2061600285 has 144 divisors (see below), whose sum is σ = 3911523840. Its totient is φ = 924887040.
The previous prime is 2061600283. The next prime is 2061600313. The reversal of 2061600285 is 5820061602.
It is not a de Polignac number, because 2061600285 - 21 = 2061600283 is a prime.
It is a super-2 number, since 2×20616002852 = 8500391470224162450, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2061600283) by changing a digit.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 66503220 + ... + 66503250.
It is an arithmetic number, because the mean of its divisors is an integer number (27163360).
Almost surely, 22061600285 is an apocalyptic number.
It is an amenable number.
2061600285 is a deficient number, since it is larger than the sum of its proper divisors (1849923555).
2061600285 is a wasteful number, since it uses less digits than its factorization.
2061600285 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148 (or 108 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 30.
The square root of 2061600285 is about 45404.8486948255. The cubic root of 2061600285 is about 1272.7257234575.
Adding to 2061600285 its reverse (5820061602), we get a palindrome (7881661887).
The spelling of 2061600285 in words is "two billion, sixty-one million, six hundred thousand, two hundred eighty-five".
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