Base | Representation |
---|---|
bin | 11010110001111111… |
… | …010001101101110010 |
3 | 2202020001102001110021 |
4 | 122301333101231302 |
5 | 432343011134032 |
6 | 21113231554054 |
7 | 2035412421055 |
oct | 326177215562 |
9 | 82201361407 |
10 | 28755958642 |
11 | 11216a97384 |
12 | 56a638b92a |
13 | 2933720758 |
14 | 156b132a9c |
15 | b347de097 |
hex | 6b1fd1b72 |
28755958642 has 8 divisors (see below), whose sum is σ = 43741458432. Its totient is φ = 14175472500.
The previous prime is 28755958607. The next prime is 28755958657. The reversal of 28755958642 is 24685955782.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101253234 + ... + 101253517.
It is an arithmetic number, because the mean of its divisors is an integer number (5467682304).
Almost surely, 228755958642 is an apocalyptic number.
28755958642 is a deficient number, since it is larger than the sum of its proper divisors (14985499790).
28755958642 is a wasteful number, since it uses less digits than its factorization.
28755958642 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 202506824.
The product of its digits is 48384000, while the sum is 61.
The spelling of 28755958642 in words is "twenty-eight billion, seven hundred fifty-five million, nine hundred fifty-eight thousand, six hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •