Base | Representation |
---|---|
bin | 11010001000100010… |
… | …110010000000110010 |
3 | 2200102121000100010120 |
4 | 122020202302000302 |
5 | 424432004413043 |
6 | 20520232311110 |
7 | 2012240234130 |
oct | 321042620062 |
9 | 80377010116 |
10 | 28060622898 |
11 | 1099a543340 |
12 | 5531542496 |
13 | 2852655399 |
14 | 1502a50750 |
15 | ae373d983 |
hex | 6888b2032 |
28060622898 has 32 divisors (see below), whose sum is σ = 69969346560. Its totient is φ = 7288473360.
The previous prime is 28060622897. The next prime is 28060622899. The reversal of 28060622898 is 89822606082.
It is an interprime number because it is at equal distance from previous prime (28060622897) and next prime (28060622899).
It is a self number, because there is not a number n which added to its sum of digits gives 28060622898.
It is not an unprimeable number, because it can be changed into a prime (28060622897) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30368178 + ... + 30369101.
It is an arithmetic number, because the mean of its divisors is an integer number (2186542080).
Almost surely, 228060622898 is an apocalyptic number.
28060622898 is an abundant number, since it is smaller than the sum of its proper divisors (41908723662).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28060622898 is a wasteful number, since it uses less digits than its factorization.
28060622898 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60737302.
The product of its (nonzero) digits is 1327104, while the sum is 51.
The spelling of 28060622898 in words is "twenty-eight billion, sixty million, six hundred twenty-two thousand, eight hundred ninety-eight".
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