Base | Representation |
---|---|
bin | 101101010011011… |
… | …0101100000001000 |
3 | 10220221101121102012 |
4 | 1122212311200020 |
5 | 11103123130211 |
6 | 410501355052 |
7 | 52445615024 |
oct | 13246654010 |
9 | 3827347365 |
10 | 1520130056 |
11 | 71008a235 |
12 | 365108a88 |
13 | 1b2c1c953 |
14 | 105c63384 |
15 | 8d6c3d8b |
hex | 5a9b5808 |
1520130056 has 32 divisors (see below), whose sum is σ = 2883809280. Its totient is φ = 751161600.
The previous prime is 1520130041. The next prime is 1520130083. The reversal of 1520130056 is 6500310251.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 272576 + ... + 278096.
It is an arithmetic number, because the mean of its divisors is an integer number (90119040).
Almost surely, 21520130056 is an apocalyptic number.
It is an amenable number.
1520130056 is a deficient number, since it is larger than the sum of its proper divisors (1363679224).
1520130056 is a wasteful number, since it uses less digits than its factorization.
1520130056 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5925 (or 5921 counting only the distinct ones).
The product of its (nonzero) digits is 900, while the sum is 23.
The square root of 1520130056 is about 38988.8452765660. The cubic root of 1520130056 is about 1149.8122077730.
The spelling of 1520130056 in words is "one billion, five hundred twenty million, one hundred thirty thousand, fifty-six".
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