Base | Representation |
---|---|
bin | 11100000101101011… |
… | …110100001000100110 |
3 | 2212211220122000010010 |
4 | 130011223310020212 |
5 | 443231444033021 |
6 | 21504432311050 |
7 | 2115252661506 |
oct | 340553641046 |
9 | 85756560103 |
10 | 30160142886 |
11 | 11877683825 |
12 | 5a186a2486 |
13 | 2ac86058c3 |
14 | 1661813a06 |
15 | bb7c0d976 |
hex | 705af4226 |
30160142886 has 16 divisors (see below), whose sum is σ = 60681487104. Its totient is φ = 9993180744.
The previous prime is 30160142851. The next prime is 30160142921. The reversal of 30160142886 is 68824106103.
It is an interprime number because it is at equal distance from previous prime (30160142851) and next prime (30160142921).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15048970 + ... + 15050973.
It is an arithmetic number, because the mean of its divisors is an integer number (3792592944).
Almost surely, 230160142886 is an apocalyptic number.
30160142886 is an abundant number, since it is smaller than the sum of its proper divisors (30521344218).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30160142886 is a wasteful number, since it uses less digits than its factorization.
30160142886 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30100115.
The product of its (nonzero) digits is 55296, while the sum is 39.
Adding to 30160142886 its reverse (68824106103), we get a palindrome (98984248989).
The spelling of 30160142886 in words is "thirty billion, one hundred sixty million, one hundred forty-two thousand, eight hundred eighty-six".
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