Base | Representation |
---|---|
bin | 111100100010000… |
… | …0100100010101111 |
3 | 12020112220002120010 |
4 | 1321010010202233 |
5 | 13124431012234 |
6 | 533313424303 |
7 | 101222103300 |
oct | 17104044257 |
9 | 5215802503 |
10 | 2031110319 |
11 | 952566277 |
12 | 48826b093 |
13 | 264a4a834 |
14 | 153a767a7 |
15 | bd4aa6e9 |
hex | 791048af |
2031110319 has 24 divisors (see below), whose sum is σ = 3157412400. Its totient is φ = 1158011904.
The previous prime is 2031110299. The next prime is 2031110353. The reversal of 2031110319 is 9130111302.
It is not a de Polignac number, because 2031110319 - 25 = 2031110287 is a prime.
It is a super-2 number, since 2×20311103192 = 8250818255896563522, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a junction number, because it is equal to n+sod(n) for n = 2031110295 and 2031110304.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2031110369) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50617 + ... + 81389.
It is an arithmetic number, because the mean of its divisors is an integer number (131558850).
Almost surely, 22031110319 is an apocalyptic number.
2031110319 is a deficient number, since it is larger than the sum of its proper divisors (1126302081).
2031110319 is a wasteful number, since it uses less digits than its factorization.
2031110319 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31239 (or 31232 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 21.
The square root of 2031110319 is about 45067.8412950964. The cubic root of 2031110319 is about 1266.4202245470.
The spelling of 2031110319 in words is "two billion, thirty-one million, one hundred ten thousand, three hundred nineteen".
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