Base | Representation |
---|---|
bin | 11111000010000010… |
… | …100011110110101000 |
3 | 10012000010212122212202 |
4 | 133002002203312220 |
5 | 1021214434101440 |
6 | 23150155555332 |
7 | 2256464133503 |
oct | 370202436650 |
9 | 105003778782 |
10 | 33320222120 |
11 | 13149440059 |
12 | 655aa5bb48 |
13 | 31b0207983 |
14 | 18813aa13a |
15 | d00373615 |
hex | 7c20a3da8 |
33320222120 has 64 divisors (see below), whose sum is σ = 75473370000. Its totient is φ = 13238837248.
The previous prime is 33320222101. The next prime is 33320222123. The reversal of 33320222120 is 2122202333.
It can be written as a sum of positive squares in 8 ways, for example, as 28921083844 + 4399138276 = 170062^2 + 66326^2 .
It is a super-2 number, since 2×333202221202 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 33320222092 and 33320222101.
It is not an unprimeable number, because it can be changed into a prime (33320222123) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13070606 + ... + 13073154.
Almost surely, 233320222120 is an apocalyptic number.
It is an amenable number.
33320222120 is an abundant number, since it is smaller than the sum of its proper divisors (42153147880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
33320222120 is a wasteful number, since it uses less digits than its factorization.
33320222120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4622 (or 4618 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 20.
Adding to 33320222120 its reverse (2122202333), we get a palindrome (35442424453).
The spelling of 33320222120 in words is "thirty-three billion, three hundred twenty million, two hundred twenty-two thousand, one hundred twenty".
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