Base | Representation |
---|---|
bin | 1101001001001100101111… |
… | …11111010100010110010110 |
3 | 10210100010200120220100210012 |
4 | 12210212113333110112112 |
5 | 12242023113013032242 |
6 | 141250010503400222 |
7 | 6042125551645646 |
oct | 644462777242626 |
9 | 123303616810705 |
10 | 28903384892822 |
11 | 9233947298150 |
12 | 32a9805153072 |
13 | 13187679ca74b |
14 | 71cd0767a526 |
15 | 351c9b599282 |
hex | 1a4997fd4596 |
28903384892822 has 32 divisors (see below), whose sum is σ = 48451402740384. Its totient is φ = 12817099756800.
The previous prime is 28903384892773. The next prime is 28903384892843. The reversal of 28903384892822 is 22829848330982.
It is a super-3 number, since 3×289033848928223 (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32477648 + ... + 33355724.
It is an arithmetic number, because the mean of its divisors is an integer number (1514106335637).
Almost surely, 228903384892822 is an apocalyptic number.
28903384892822 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
28903384892822 is a deficient number, since it is larger than the sum of its proper divisors (19548017847562).
28903384892822 is a wasteful number, since it uses less digits than its factorization.
28903384892822 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 914624.
The product of its (nonzero) digits is 191102976, while the sum is 68.
The spelling of 28903384892822 in words is "twenty-eight trillion, nine hundred three billion, three hundred eighty-four million, eight hundred ninety-two thousand, eight hundred twenty-two".
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