Base | Representation |
---|---|
bin | 101101010011011… |
… | …0101100000010010 |
3 | 10220221101121102120 |
4 | 1122212311200102 |
5 | 11103123130231 |
6 | 410501355110 |
7 | 52445615040 |
oct | 13246654022 |
9 | 3827347376 |
10 | 1520130066 |
11 | 71008a244 |
12 | 365108a96 |
13 | 1b2c1c960 |
14 | 105c63390 |
15 | 8d6c3d96 |
hex | 5a9b5812 |
1520130066 has 64 divisors (see below), whose sum is σ = 3828937728. Its totient is φ = 391583808.
The previous prime is 1520130041. The next prime is 1520130083. The reversal of 1520130066 is 6600310251.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8896 + ... + 55851.
It is an arithmetic number, because the mean of its divisors is an integer number (59827152).
Almost surely, 21520130066 is an apocalyptic number.
1520130066 is an abundant number, since it is smaller than the sum of its proper divisors (2308807662).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1520130066 is a wasteful number, since it uses less digits than its factorization.
1520130066 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64815.
The product of its (nonzero) digits is 1080, while the sum is 24.
The square root of 1520130066 is about 38988.8454048078. The cubic root of 1520130066 is about 1149.8122102943.
The spelling of 1520130066 in words is "one billion, five hundred twenty million, one hundred thirty thousand, sixty-six".
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