Base | Representation |
---|---|
bin | 101011111010000100… |
… | …0010110010100011001 |
3 | 100000101020112112020121 |
4 | 1113310020112110121 |
5 | 3021101234024424 |
6 | 111152152553241 |
7 | 6545411662414 |
oct | 1276410262431 |
9 | 300336475217 |
10 | 94290142489 |
11 | 36a963666a4 |
12 | 163356b2821 |
13 | 8b7889ca2a |
14 | 47c69bab7b |
15 | 26bcd14ee4 |
hex | 15f4216519 |
94290142489 has 3 divisors (see below), whose sum is σ = 94290449557. Its totient is φ = 94289835422.
The previous prime is 94290142487. The next prime is 94290142519. The reversal of 94290142489 is 98424109249.
The square root of 94290142489 is 307067.
It is a perfect power (a square), and thus also a powerful number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 98424109249 = 61141 ⋅1609789.
It is not a de Polignac number, because 94290142489 - 21 = 94290142487 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (94290142487) by changing a digit.
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 2 ways as a sum of consecutive naturals, for example, 153534 + ... + 460600.
Almost surely, 294290142489 is an apocalyptic number.
94290142489 is the 307067-th square number.
94290142489 is the 153534-th centered octagonal number.
It is an amenable number.
94290142489 is a deficient number, since it is larger than the sum of its proper divisors (307068).
94290142489 is an frugal number, since it uses more digits than its factorization.
94290142489 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 614134 (or 307067 counting only the distinct ones).
The product of its (nonzero) digits is 1492992, while the sum is 52.
The spelling of 94290142489 in words is "ninety-four billion, two hundred ninety million, one hundred forty-two thousand, four hundred eighty-nine".
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