Base | Representation |
---|---|
bin | 10010101001100001… |
… | …111101010011000111 |
3 | 1220200111220201101022 |
4 | 102221201331103013 |
5 | 312002133324034 |
6 | 13110550221355 |
7 | 1306134134054 |
oct | 225141752307 |
9 | 56614821338 |
10 | 20024120519 |
11 | 8546104137 |
12 | 3a6a05485b |
13 | 1b716a1730 |
14 | d7d5a402b |
15 | 7c2e32b2e |
hex | 4a987d4c7 |
20024120519 has 16 divisors (see below), whose sum is σ = 21934822560. Its totient is φ = 18168969600.
The previous prime is 20024120483. The next prime is 20024120561. The reversal of 20024120519 is 91502142002.
It is a cyclic number.
It is not a de Polignac number, because 20024120519 - 228 = 19755685063 is a prime.
It is a super-2 number, since 2×200241205192 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20024120569) 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, 127649 + ... + 237365.
It is an arithmetic number, because the mean of its divisors is an integer number (1370926410).
Almost surely, 220024120519 is an apocalyptic number.
20024120519 is a deficient number, since it is larger than the sum of its proper divisors (1910702041).
20024120519 is a wasteful number, since it uses less digits than its factorization.
20024120519 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 109970.
The product of its (nonzero) digits is 1440, while the sum is 26.
The spelling of 20024120519 in words is "twenty billion, twenty-four million, one hundred twenty thousand, five hundred nineteen".
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