Base | Representation |
---|---|
bin | 11010111111111110… |
… | …001001100100101110 |
3 | 2202211101211020022022 |
4 | 122333332021210232 |
5 | 433333034403144 |
6 | 21152411550142 |
7 | 2044261362644 |
oct | 327776114456 |
9 | 82741736268 |
10 | 28990544174 |
11 | 11327451a19 |
12 | 5750a5b352 |
13 | 29701c6c67 |
14 | 1590359194 |
15 | b4a1cacee |
hex | 6bff8992e |
28990544174 has 8 divisors (see below), whose sum is σ = 43798664280. Its totient is φ = 14390989416.
The previous prime is 28990544171. The next prime is 28990544213. The reversal of 28990544174 is 47144509982.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28990544171) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52140989 + ... + 52141544.
It is an arithmetic number, because the mean of its divisors is an integer number (5474833035).
Almost surely, 228990544174 is an apocalyptic number.
28990544174 is a deficient number, since it is larger than the sum of its proper divisors (14808120106).
28990544174 is a wasteful number, since it uses less digits than its factorization.
28990544174 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 104282674.
The product of its (nonzero) digits is 2903040, while the sum is 53.
The spelling of 28990544174 in words is "twenty-eight billion, nine hundred ninety million, five hundred forty-four thousand, one hundred seventy-four".
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