Base | Representation |
---|---|
bin | 11010010110100000… |
… | …110010000111101010 |
3 | 2201000220222220201222 |
4 | 122112200302013222 |
5 | 430422003330244 |
6 | 20555403342042 |
7 | 2021114235164 |
oct | 322640620752 |
9 | 81026886658 |
10 | 28294980074 |
11 | 10aaa862359 |
12 | 5597b21922 |
13 | 288c07b97a |
14 | 1525c17934 |
15 | b090d2bee |
hex | 6968321ea |
28294980074 has 8 divisors (see below), whose sum is σ = 42723546528. Its totient is φ = 14053797900.
The previous prime is 28294980073. The next prime is 28294980079. The reversal of 28294980074 is 47008949282.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 28294979998 and 28294980025.
It is not an unprimeable number, because it can be changed into a prime (28294980073) 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, 46845692 + ... + 46846295.
It is an arithmetic number, because the mean of its divisors is an integer number (5340443316).
Almost surely, 228294980074 is an apocalyptic number.
28294980074 is a deficient number, since it is larger than the sum of its proper divisors (14428566454).
28294980074 is a wasteful number, since it uses less digits than its factorization.
28294980074 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 93692140.
The product of its (nonzero) digits is 2322432, while the sum is 53.
The spelling of 28294980074 in words is "twenty-eight billion, two hundred ninety-four million, nine hundred eighty thousand, seventy-four".
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