Base | Representation |
---|---|
bin | 11001100111100110… |
… | …000010111000111011 |
3 | 2122000001211120021210 |
4 | 121213212002320323 |
5 | 422314001032311 |
6 | 20345324134203 |
7 | 1662445462032 |
oct | 314746027073 |
9 | 78001746253 |
10 | 27507830331 |
11 | 107364a9083 |
12 | 53b8397363 |
13 | 2794c77aa7 |
14 | 148d475719 |
15 | aaee483a6 |
hex | 667982e3b |
27507830331 has 8 divisors (see below), whose sum is σ = 37571670864. Its totient is φ = 17891271680.
The previous prime is 27507830323. The next prime is 27507830333. The reversal of 27507830331 is 13303870572.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 27507830331 - 23 = 27507830323 is a prime.
It is a super-2 number, since 2×275078303312 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 27507830331.
It is not an unprimeable number, because it can be changed into a prime (27507830333) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111820326 + ... + 111820571.
It is an arithmetic number, because the mean of its divisors is an integer number (4696458858).
Almost surely, 227507830331 is an apocalyptic number.
27507830331 is a deficient number, since it is larger than the sum of its proper divisors (10063840533).
27507830331 is a wasteful number, since it uses less digits than its factorization.
27507830331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 223640941.
The product of its (nonzero) digits is 105840, while the sum is 39.
The spelling of 27507830331 in words is "twenty-seven billion, five hundred seven million, eight hundred thirty thousand, three hundred thirty-one".
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