Base | Representation |
---|---|
bin | 11110111111011… |
… | …010111111110001 |
3 | 1100020100210111220 |
4 | 132333122333301 |
5 | 2031101122004 |
6 | 123332055253 |
7 | 15612302160 |
oct | 3677327761 |
9 | 1306323456 |
10 | 519942129 |
11 | 247548243 |
12 | 126164529 |
13 | 83948085 |
14 | 4d0a73d7 |
15 | 309a6dd9 |
hex | 1efdaff1 |
519942129 has 16 divisors (see below), whose sum is σ = 801841152. Its totient is φ = 293529168.
The previous prime is 519942119. The next prime is 519942151. The reversal of 519942129 is 921249915.
It is not a de Polignac number, because 519942129 - 224 = 503164913 is a prime.
It is not an unprimeable number, because it can be changed into a prime (519942109) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147409 + ... + 150894.
It is an arithmetic number, because the mean of its divisors is an integer number (50115072).
Almost surely, 2519942129 is an apocalyptic number.
It is an amenable number.
519942129 is a deficient number, since it is larger than the sum of its proper divisors (281899023).
519942129 is a wasteful number, since it uses less digits than its factorization.
519942129 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 298396.
The product of its digits is 58320, while the sum is 42.
The square root of 519942129 is about 22802.2395610607. The cubic root of 519942129 is about 804.1153194034.
The spelling of 519942129 in words is "five hundred nineteen million, nine hundred forty-two thousand, one hundred twenty-nine".
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