Base | Representation |
---|---|
bin | 11010001101111011… |
… | …000010110100000111 |
3 | 2200122212211022212020 |
4 | 122031323002310013 |
5 | 430123110304010 |
6 | 20533214454223 |
7 | 2014414304055 |
oct | 321573026407 |
9 | 80585738766 |
10 | 28150869255 |
11 | 10a36482803 |
12 | 5557804373 |
13 | 28682624b2 |
14 | 1510a231d5 |
15 | aeb618470 |
hex | 68dec2d07 |
28150869255 has 32 divisors (see below), whose sum is σ = 46073346048. Its totient is φ = 14670835200.
The previous prime is 28150869239. The next prime is 28150869283. The reversal of 28150869255 is 55296805182.
It is a happy number.
It is not a de Polignac number, because 28150869255 - 24 = 28150869239 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 28150869198 and 28150869207.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 413215 + ... + 476495.
It is an arithmetic number, because the mean of its divisors is an integer number (1439792064).
Almost surely, 228150869255 is an apocalyptic number.
28150869255 is a deficient number, since it is larger than the sum of its proper divisors (17922476793).
28150869255 is a wasteful number, since it uses less digits than its factorization.
28150869255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63967.
The product of its (nonzero) digits is 1728000, while the sum is 51.
The spelling of 28150869255 in words is "twenty-eight billion, one hundred fifty million, eight hundred sixty-nine thousand, two hundred fifty-five".
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