Base | Representation |
---|---|
bin | 11010111001001101… |
… | …001010110111101011 |
3 | 2202112111020200101220 |
4 | 122321031022313223 |
5 | 433120010304011 |
6 | 21133235113123 |
7 | 2041412541201 |
oct | 327115126753 |
9 | 82474220356 |
10 | 28877041131 |
11 | 11279378454 |
12 | 571aa427a3 |
13 | 29528362b3 |
14 | 157d251071 |
15 | b4025a506 |
hex | 6b934adeb |
28877041131 has 8 divisors (see below), whose sum is σ = 39830401680. Its totient is φ = 18587520672.
The previous prime is 28877041099. The next prime is 28877041153. The reversal of 28877041131 is 13114077882.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 28877041131 - 25 = 28877041099 is a prime.
It is a super-2 number, since 2×288770411312 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (28877041231) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165959920 + ... + 165960093.
It is an arithmetic number, because the mean of its divisors is an integer number (4978800210).
Almost surely, 228877041131 is an apocalyptic number.
28877041131 is a deficient number, since it is larger than the sum of its proper divisors (10953360549).
28877041131 is a wasteful number, since it uses less digits than its factorization.
28877041131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 331920045.
The product of its (nonzero) digits is 75264, while the sum is 42.
The spelling of 28877041131 in words is "twenty-eight billion, eight hundred seventy-seven million, forty-one thousand, one hundred thirty-one".
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