Base | Representation |
---|---|
bin | 11001101001110110… |
… | …111000111010001000 |
3 | 2122002201021122022222 |
4 | 121221312320322020 |
5 | 422403211102303 |
6 | 20353202033212 |
7 | 1663416303524 |
oct | 315166707210 |
9 | 78081248288 |
10 | 27545800328 |
11 | 10755982542 |
12 | 5409048808 |
13 | 279cab0647 |
14 | 149451ad84 |
15 | ab3448938 |
hex | 669db8e88 |
27545800328 has 12 divisors (see below), whose sum is σ = 51649255815. Its totient is φ = 13772665448.
The previous prime is 27545800319. The next prime is 27545800361. The reversal of 27545800328 is 82300854572.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in only one way, i.e., 13772900164 + 13772900164 = 117358^2 + 117358^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=117358.
It is a super-2 number, since 2×275458003282 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 440093 + ... + 498771.
Almost surely, 227545800328 is an apocalyptic number.
It is an amenable number.
27545800328 is a deficient number, since it is larger than the sum of its proper divisors (24103455487).
27545800328 is an frugal number, since it uses more digits than its factorization.
27545800328 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 117364 (or 58681 counting only the distinct ones).
The product of its (nonzero) digits is 537600, while the sum is 44.
The spelling of 27545800328 in words is "twenty-seven billion, five hundred forty-five million, eight hundred thousand, three hundred twenty-eight".
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