Base | Representation |
---|---|
bin | 11110111100110101… |
… | …111010010100110100 |
3 | 10011210001210100100110 |
4 | 132330311322110310 |
5 | 1021030123121322 |
6 | 23133402543020 |
7 | 2254355003520 |
oct | 367465722464 |
9 | 104701710313 |
10 | 33233020212 |
11 | 1310419aa67 |
12 | 6535807a70 |
13 | 3198125502 |
14 | 187398ad80 |
15 | ce789ac0c |
hex | 7bcd7a534 |
33233020212 has 96 divisors (see below), whose sum is σ = 89507561472. Its totient is φ = 9400398336.
The previous prime is 33233020199. The next prime is 33233020217. The reversal of 33233020212 is 21202033233.
It is a super-2 number, since 2×332330202122 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (33233020217) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12366733 + ... + 12369419.
It is an arithmetic number, because the mean of its divisors is an integer number (932370432).
Almost surely, 233233020212 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 33233020212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44753780736).
33233020212 is an abundant number, since it is smaller than the sum of its proper divisors (56274541260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
33233020212 is a wasteful number, since it uses less digits than its factorization.
33233020212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4117 (or 4115 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 21.
Adding to 33233020212 its reverse (21202033233), we get a palindrome (54435053445).
The spelling of 33233020212 in words is "thirty-three billion, two hundred thirty-three million, twenty thousand, two hundred twelve".
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