Base | Representation |
---|---|
bin | 11010010111001001… |
… | …000001010011110010 |
3 | 2201001122211210211202 |
4 | 122113021001103302 |
5 | 430432203344200 |
6 | 21000421411202 |
7 | 2021303006252 |
oct | 322711012362 |
9 | 81048753752 |
10 | 28305528050 |
11 | 11005807198 |
12 | 559b569b02 |
13 | 2891302a87 |
14 | 15273a1962 |
15 | b09eb81d5 |
hex | 6972414f2 |
28305528050 has 48 divisors (see below), whose sum is σ = 55237726464. Its totient is φ = 10777320000.
The previous prime is 28305528047. The next prime is 28305528107. The reversal of 28305528050 is 5082550382.
It is a junction number, because it is equal to n+sod(n) for n = 28305527995 and 28305528013.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55136 + ... + 244235.
It is an arithmetic number, because the mean of its divisors is an integer number (1150785968).
Almost surely, 228305528050 is an apocalyptic number.
28305528050 is a deficient number, since it is larger than the sum of its proper divisors (26932198414).
28305528050 is a wasteful number, since it uses less digits than its factorization.
28305528050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 299475 (or 299470 counting only the distinct ones).
The product of its (nonzero) digits is 96000, while the sum is 38.
The spelling of 28305528050 in words is "twenty-eight billion, three hundred five million, five hundred twenty-eight thousand, fifty".
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