Base | Representation |
---|---|
bin | 1000001001101000100… |
… | …10000100001001000100 |
3 | 222202212011112021221012 |
4 | 10010310102010021010 |
5 | 14042020301300103 |
6 | 332353031541352 |
7 | 26142620636114 |
oct | 4046422041104 |
9 | 882764467835 |
10 | 280050025028 |
11 | a884aa35884 |
12 | 4633822a858 |
13 | 2054091a8a7 |
14 | d7a975d044 |
15 | 74410252d8 |
hex | 4134484244 |
280050025028 has 24 divisors (see below), whose sum is σ = 519837992352. Its totient is φ = 131554146944.
The previous prime is 280050025027. The next prime is 280050025033. The reversal of 280050025028 is 820520050082.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 280050024985 and 280050025003.
It is not an unprimeable number, because it can be changed into a prime (280050025027) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3619250 + ... + 3695817.
It is an arithmetic number, because the mean of its divisors is an integer number (21659916348).
Almost surely, 2280050025028 is an apocalyptic number.
It is an amenable number.
280050025028 is a deficient number, since it is larger than the sum of its proper divisors (239787967324).
280050025028 is a wasteful number, since it uses less digits than its factorization.
280050025028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7315651 (or 7315649 counting only the distinct ones).
The product of its (nonzero) digits is 12800, while the sum is 32.
The spelling of 280050025028 in words is "two hundred eighty billion, fifty million, twenty-five thousand, twenty-eight".
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