Base | Representation |
---|---|
bin | 11010101010000001… |
… | …000000101001010010 |
3 | 2201212201201011121202 |
4 | 122222001000221102 |
5 | 432104240222112 |
6 | 21052052551202 |
7 | 2032166434322 |
oct | 325201005122 |
9 | 81781634552 |
10 | 28622195282 |
11 | 11158534a4a |
12 | 5669622502 |
13 | 2911ab8035 |
14 | 1557473282 |
15 | b27bba6c2 |
hex | 6aa040a52 |
28622195282 has 54 divisors (see below), whose sum is σ = 47334519621. Its totient is φ = 12977353920.
The previous prime is 28622195263. The next prime is 28622195293. The reversal of 28622195282 is 28259122682.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 26195746201 + 2426449081 = 161851^2 + 49259^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=119629.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 126088853 + ... + 126089079.
Almost surely, 228622195282 is an apocalyptic number.
28622195282 is a deficient number, since it is larger than the sum of its proper divisors (18712324339).
28622195282 is an equidigital number, since it uses as much as digits as its factorization.
28622195282 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 552 (or 277 counting only the distinct ones).
The product of its digits is 552960, while the sum is 47.
The spelling of 28622195282 in words is "twenty-eight billion, six hundred twenty-two million, one hundred ninety-five thousand, two hundred eighty-two".
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