Base | Representation |
---|---|
bin | 1010111010101000110… |
… | …1011001001010000100 |
3 | 122221001221011001101221 |
4 | 2232222031121022010 |
5 | 11033040020400424 |
6 | 222053200330124 |
7 | 16356253110322 |
oct | 2565215311204 |
9 | 587057131357 |
10 | 187539231364 |
11 | 72598009301 |
12 | 3041a613944 |
13 | 148b988a2b4 |
14 | 9111200d12 |
15 | 4d295399e4 |
hex | 2baa359284 |
187539231364 has 81 divisors (see below), whose sum is σ = 357529647909. Its totient is φ = 86057285760.
The previous prime is 187539231323. The next prime is 187539231401. The reversal of 187539231364 is 463132935781.
The square root of 187539231364 is 433058.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 146008052100 + 41531179264 = 382110^2 + 203792^2 .
It is a super-3 number, since 3×1875392313643 (a number of 35 digits) contains 333 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 692026549 + ... + 692026819.
Almost surely, 2187539231364 is an apocalyptic number.
187539231364 is the 433058-th square number.
It is an amenable number.
187539231364 is a deficient number, since it is larger than the sum of its proper divisors (169990416545).
187539231364 is an equidigital number, since it uses as much as digits as its factorization.
187539231364 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 674 (or 337 counting only the distinct ones).
The product of its digits is 3265920, while the sum is 52.
The spelling of 187539231364 in words is "one hundred eighty-seven billion, five hundred thirty-nine million, two hundred thirty-one thousand, three hundred sixty-four".
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