Base | Representation |
---|---|
bin | 1011010010101001… |
… | …1011000111100000 |
3 | 21211020101202210000 |
4 | 2310222123013200 |
5 | 22201420120000 |
6 | 1220433140000 |
7 | 135053150001 |
oct | 26452330740 |
9 | 7736352700 |
10 | 3031020000 |
11 | 1315a28208 |
12 | 7070ba600 |
13 | 393c55878 |
14 | 20a79d1a8 |
15 | 12b170000 |
hex | b4a9b1e0 |
3031020000 has 300 divisors, whose sum is σ = 11145069936. Its totient is φ = 807840000.
The previous prime is 3031019987. The next prime is 3031020023. The reversal of 3031020000 is 201303.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (300).
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 49 ways as a sum of consecutive naturals, for example, 1619065 + ... + 1620935.
Almost surely, 23031020000 is an apocalyptic number.
3031020000 is a gapful number since it is divisible by the number (30) 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 3031020000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5572534968).
3031020000 is an abundant number, since it is smaller than the sum of its proper divisors (8114049936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3031020000 is an equidigital number, since it uses as much as digits as its factorization.
3031020000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1913 (or 1881 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 9.
The square root of 3031020000 is about 55054.7000718376. The cubic root of 3031020000 is about 1447.2034883541.
Adding to 3031020000 its reverse (201303), we get a palindrome (3031221303).
The spelling of 3031020000 in words is "three billion, thirty-one million, twenty thousand".
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