Base | Representation |
---|---|
bin | 11100000101110000… |
… | …110010001111100110 |
3 | 2212212000002012110111 |
4 | 130011300302033212 |
5 | 443232312231422 |
6 | 21504520243234 |
7 | 2115300026332 |
oct | 340560621746 |
9 | 85760065414 |
10 | 30161445862 |
11 | 11878393769 |
12 | 5a1901051a |
13 | 2ac89709b2 |
14 | 1661a727c2 |
15 | bb7db9a77 |
hex | 705c323e6 |
30161445862 has 16 divisors (see below), whose sum is σ = 45794149632. Its totient is φ = 14896784200.
The previous prime is 30161445857. The next prime is 30161445901. The reversal of 30161445862 is 26854416103.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1876263 + ... + 1892269.
It is an arithmetic number, because the mean of its divisors is an integer number (2862134352).
Almost surely, 230161445862 is an apocalyptic number.
30161445862 is a deficient number, since it is larger than the sum of its proper divisors (15632703770).
30161445862 is a wasteful number, since it uses less digits than its factorization.
30161445862 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27443.
The product of its (nonzero) digits is 138240, while the sum is 40.
The spelling of 30161445862 in words is "thirty billion, one hundred sixty-one million, four hundred forty-five thousand, eight hundred sixty-two".
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