Base | Representation |
---|---|
bin | 1101101001000100100001… |
… | …10111111000000010100110 |
3 | 10221012211022210121120221121 |
4 | 12310202100313320002212 |
5 | 12412443342413134310 |
6 | 143445040142404154 |
7 | 6214214232105100 |
oct | 664422067700246 |
9 | 127184283546847 |
10 | 29998482161830 |
11 | 9616315137846 |
12 | 3445aa6b9065a |
13 | 1397ac9b42860 |
14 | 759d11962570 |
15 | 3704e19090da |
hex | 1b4890df80a6 |
29998482161830 has 96 divisors (see below), whose sum is σ = 69294805927200. Its totient is φ = 9262463454720.
The previous prime is 29998482161807. The next prime is 29998482161833. The reversal of 29998482161830 is 3816128489992.
It is a hoax number, since the sum of its digits (70) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (70).
It is a self number, because there is not a number n which added to its sum of digits gives 29998482161830.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29998482161833) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 57169780 + ... + 57692119.
It is an arithmetic number, because the mean of its divisors is an integer number (721820895075).
Almost surely, 229998482161830 is an apocalyptic number.
29998482161830 is an abundant number, since it is smaller than the sum of its proper divisors (39296323765370).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29998482161830 is a wasteful number, since it uses less digits than its factorization.
29998482161830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 114861974 (or 114861967 counting only the distinct ones).
The product of its (nonzero) digits is 107495424, while the sum is 70.
The spelling of 29998482161830 in words is "twenty-nine trillion, nine hundred ninety-eight billion, four hundred eighty-two million, one hundred sixty-one thousand, eight hundred thirty".
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