| Base | Representation |
|---|---|
| bin | 1101101100000101101111… |
| … | …01001111011011000100000 |
| 3 | 10221120202001220122222020010 |
| 4 | 12312002313221323120200 |
| 5 | 12421143312240011112 |
| 6 | 144004433145444520 |
| 7 | 6224545606335540 |
| oct | 666026751733040 |
| 9 | 127522056588203 |
| 10 | 30102212032032 |
| 11 | 9656304a245a8 |
| 12 | 3462015aa0740 |
| 13 | 13a481b303a8a |
| 14 | 760d520db320 |
| 15 | 37306330a63c |
| hex | 1b60b7a7b620 |
30102212032032 has 192 divisors, whose sum is σ = 90632929121280. Its totient is φ = 8569568308224.
The previous prime is 30102212031989. The next prime is 30102212032037. The reversal of 30102212032032 is 23023021220103.
It is a happy number.
It is a super-2 number, since 2×301022120320322 (a number of 28 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is not an unprimeable number, because it can be changed into a prime (30102212032037) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1244961319 + ... + 1244985497.
It is an arithmetic number, because the mean of its divisors is an integer number (472046505840).
Almost surely, 230102212032032 is an apocalyptic number.
30102212032032 is a gapful number since it is divisible by the number (32) 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 30102212032032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45316464560640).
30102212032032 is an abundant number, since it is smaller than the sum of its proper divisors (60530717089248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30102212032032 is a wasteful number, since it uses less digits than its factorization.
30102212032032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30815 (or 30807 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 30102212032032 its reverse (23023021220103), we get a palindrome (53125233252135).
The spelling of 30102212032032 in words is "thirty trillion, one hundred two billion, two hundred twelve million, thirty-two thousand, thirty-two".
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