Base | Representation |
---|---|
bin | 11010100110000110… |
… | …000001011001000000 |
3 | 2201201010220102201120 |
4 | 122212012001121000 |
5 | 431440414301232 |
6 | 21041342432240 |
7 | 2030440253025 |
oct | 324606013100 |
9 | 81633812646 |
10 | 28556400192 |
11 | 11124386141 |
12 | 564b592680 |
13 | 290128c428 |
14 | 154c82754c |
15 | b2202092c |
hex | 6a6181640 |
28556400192 has 56 divisors (see below), whose sum is σ = 76099111200. Its totient is φ = 9450310656.
The previous prime is 28556400179. The next prime is 28556400193. The reversal of 28556400192 is 29100465582.
It is not an unprimeable number, because it can be changed into a prime (28556400193) 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, 508317 + ... + 561692.
It is an arithmetic number, because the mean of its divisors is an integer number (1358912700).
Almost surely, 228556400192 is an apocalyptic number.
It is an amenable number.
28556400192 is an abundant number, since it is smaller than the sum of its proper divisors (47542711008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28556400192 is a wasteful number, since it uses less digits than its factorization.
28556400192 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1070163 (or 1070153 counting only the distinct ones).
The product of its (nonzero) digits is 172800, while the sum is 42.
The spelling of 28556400192 in words is "twenty-eight billion, five hundred fifty-six million, four hundred thousand, one hundred ninety-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •