Base | Representation |
---|---|
bin | 11001110100110101… |
… | …110011000001011010 |
3 | 2122120120000011211001 |
4 | 121310311303001122 |
5 | 423242344012300 |
6 | 20423343255214 |
7 | 2001114436015 |
oct | 316465630132 |
9 | 78516004731 |
10 | 27730063450 |
11 | 1083a997111 |
12 | 545a8aa50a |
13 | 27cc017a8b |
14 | 14b0ba437c |
15 | ac46e516a |
hex | 674d7305a |
27730063450 has 48 divisors (see below), whose sum is σ = 53310337920. Its totient is φ = 10725153920.
The previous prime is 27730063433. The next prime is 27730063453. The reversal of 27730063450 is 5436003772.
It is not an unprimeable number, because it can be changed into a prime (27730063453) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 123966 + ... + 266134.
It is an arithmetic number, because the mean of its divisors is an integer number (1110632040).
Almost surely, 227730063450 is an apocalyptic number.
27730063450 is a deficient number, since it is larger than the sum of its proper divisors (25580274470).
27730063450 is a wasteful number, since it uses less digits than its factorization.
27730063450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 142311 (or 142306 counting only the distinct ones).
The product of its (nonzero) digits is 105840, while the sum is 37.
The spelling of 27730063450 in words is "twenty-seven billion, seven hundred thirty million, sixty-three thousand, four hundred fifty".
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