Base | Representation |
---|---|
bin | 1011010000000011… |
… | …0001000110110100 |
3 | 21210110211222101022 |
4 | 2310000301012310 |
5 | 22141121200040 |
6 | 1215403120312 |
7 | 134561266220 |
oct | 26400610664 |
9 | 7713758338 |
10 | 3020100020 |
11 | 130a849933 |
12 | 703513098 |
13 | 391901342 |
14 | 209159780 |
15 | 12a2146b5 |
hex | b40311b4 |
3020100020 has 96 divisors (see below), whose sum is σ = 7604513280. Its totient is φ = 985582080.
The previous prime is 3020099987. The next prime is 3020100053. The reversal of 3020100020 is 200010203.
It is an interprime number because it is at equal distance from previous prime (3020099987) and next prime (3020100053).
It is a junction number, because it is equal to n+sod(n) for n = 3020099980 and 3020100007.
It is a congruent number.
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, 283022 + ... + 293498.
It is an arithmetic number, because the mean of its divisors is an integer number (79213680).
Almost surely, 23020100020 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3020100020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3802256640).
3020100020 is an abundant number, since it is smaller than the sum of its proper divisors (4584413260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3020100020 is a wasteful number, since it uses less digits than its factorization.
3020100020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10593 (or 10591 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 8.
The square root of 3020100020 is about 54955.4366737268. The cubic root of 3020100020 is about 1445.4634305754.
Adding to 3020100020 its reverse (200010203), we get a palindrome (3220110223).
The spelling of 3020100020 in words is "three billion, twenty million, one hundred thousand, twenty".
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