Base | Representation |
---|---|
bin | 11010111111000110… |
… | …110100011000100010 |
3 | 2202210101112022120121 |
4 | 122333012310120202 |
5 | 433320331230313 |
6 | 21151133030454 |
7 | 2044024162102 |
oct | 327706643042 |
9 | 82711468517 |
10 | 28976039458 |
11 | 1131a245353 |
12 | 574802542a |
13 | 296a1b8ba2 |
14 | 158c461202 |
15 | b48cb328d |
hex | 6bf1b4622 |
28976039458 has 8 divisors (see below), whose sum is σ = 43465185900. Its totient is φ = 14487644160.
The previous prime is 28976039399. The next prime is 28976039459. The reversal of 28976039458 is 85493067982.
It can be written as a sum of positive squares in 2 ways, for example, as 25934847849 + 3041191609 = 161043^2 + 55147^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×289760394582 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 28976039396 and 28976039405.
It is not an unprimeable number, because it can be changed into a prime (28976039459) 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, 78663 + ... + 253258.
Almost surely, 228976039458 is an apocalyptic number.
28976039458 is a deficient number, since it is larger than the sum of its proper divisors (14489146442).
28976039458 is a wasteful number, since it uses less digits than its factorization.
28976039458 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 375572.
The product of its (nonzero) digits is 26127360, while the sum is 61.
The spelling of 28976039458 in words is "twenty-eight billion, nine hundred seventy-six million, thirty-nine thousand, four hundred fifty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •