Base | Representation |
---|---|
bin | 11100000010001110… |
… | …111001001001010000 |
3 | 2212200212122201000000 |
4 | 130002032321021100 |
5 | 443122132321314 |
6 | 21455003130000 |
7 | 2113650505200 |
oct | 340216711120 |
9 | 85625581000 |
10 | 30102229584 |
11 | 11847a18699 |
12 | 5a01213900 |
13 | 2ab960968b |
14 | 1657c5a400 |
15 | bb2abe209 |
hex | 7023b9250 |
30102229584 has 420 divisors, whose sum is σ = 105064406400. Its totient is φ = 8318298240.
The previous prime is 30102229583. The next prime is 30102229609. The reversal of 30102229584 is 48592220103.
It is a happy number.
30102229584 is a `hidden beast` number, since 30 + 1 + 0 + 22 + 29 + 584 = 666.
It is a super-2 number, since 2×301022295842 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30102229583) by changing a digit.
It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 17716767 + ... + 17718465.
Almost surely, 230102229584 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 30102229584, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52532203200).
30102229584 is an abundant number, since it is smaller than the sum of its proper divisors (74962176816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30102229584 is a wasteful number, since it uses less digits than its factorization.
30102229584 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1770 (or 1742 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 36.
Adding to 30102229584 its reverse (48592220103), we get a palindrome (78694449687).
The spelling of 30102229584 in words is "thirty billion, one hundred two million, two hundred twenty-nine thousand, five hundred eighty-four".
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