Base | Representation |
---|---|
bin | 111011101000101… |
… | …1001111010111000 |
3 | 12011110022221100212 |
4 | 1313101121322320 |
5 | 13044232120240 |
6 | 530321250252 |
7 | 100405440602 |
oct | 16721317270 |
9 | 5143287325 |
10 | 2001051320 |
11 | 9375a5524 |
12 | 47a193988 |
13 | 25b754a48 |
14 | 14da90172 |
15 | baa1e165 |
hex | 77459eb8 |
2001051320 has 64 divisors (see below), whose sum is σ = 4673808000. Its totient is φ = 770503680.
The previous prime is 2001051319. The next prime is 2001051361. The reversal of 2001051320 is 231501002.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 2001051295 and 2001051304.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105956 + ... + 123404.
It is an arithmetic number, because the mean of its divisors is an integer number (73028250).
Almost surely, 22001051320 is an apocalyptic number.
2001051320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2001051320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2336904000).
2001051320 is an abundant number, since it is smaller than the sum of its proper divisors (2672756680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2001051320 is a wasteful number, since it uses less digits than its factorization.
2001051320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17568 (or 17564 counting only the distinct ones).
The product of its (nonzero) digits is 60, while the sum is 14.
The square root of 2001051320 is about 44733.1121206652. The cubic root of 2001051320 is about 1260.1417745904.
Adding to 2001051320 its reverse (231501002), we get a palindrome (2232552322).
The spelling of 2001051320 in words is "two billion, one million, fifty-one thousand, three hundred twenty".
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