Base | Representation |
---|---|
bin | 11010111011011101… |
… | …001101111101111011 |
3 | 2202122010022011100011 |
4 | 122323131031331323 |
5 | 433204142140210 |
6 | 21141104322351 |
7 | 2042351523622 |
oct | 327335157573 |
9 | 82563264304 |
10 | 28914802555 |
11 | 1129871a141 |
12 | 572b6133b7 |
13 | 295a5c7c32 |
14 | 15842806b9 |
15 | b43718d8a |
hex | 6bb74df7b |
28914802555 has 16 divisors (see below), whose sum is σ = 35517976704. Its totient is φ = 22587310080.
The previous prime is 28914802531. The next prime is 28914802559. The reversal of 28914802555 is 55520841982.
It is not a de Polignac number, because 28914802555 - 217 = 28914671483 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 28914802499 and 28914802508.
It is not an unprimeable number, because it can be changed into a prime (28914802559) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40326 + ... + 243835.
It is an arithmetic number, because the mean of its divisors is an integer number (2219873544).
Almost surely, 228914802555 is an apocalyptic number.
28914802555 is a deficient number, since it is larger than the sum of its proper divisors (6603174149).
28914802555 is a wasteful number, since it uses less digits than its factorization.
28914802555 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 284646.
The product of its (nonzero) digits is 1152000, while the sum is 49.
The spelling of 28914802555 in words is "twenty-eight billion, nine hundred fourteen million, eight hundred two thousand, five hundred fifty-five".
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