Base | Representation |
---|---|
bin | 11100110111111011… |
… | …110111110100111010 |
3 | 2222000200000102001101 |
4 | 130313323313310322 |
5 | 1001443310304424 |
6 | 22124230242014 |
7 | 2145200651266 |
oct | 346773676472 |
9 | 88020012041 |
10 | 31003213114 |
11 | 1216a561985 |
12 | 6012ab630a |
13 | 2c01188923 |
14 | 17017910a6 |
15 | c16c42344 |
hex | 737ef7d3a |
31003213114 has 4 divisors (see below), whose sum is σ = 46504819674. Its totient is φ = 15501606556.
The previous prime is 31003213097. The next prime is 31003213183. The reversal of 31003213114 is 41131230013.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41131230013 = 467 ⋅88075439.
It can be written as a sum of positive squares in only one way, i.e., 27338969025 + 3664244089 = 165345^2 + 60533^2 .
It is a super-5 number, since 5×310032131145 (a number of 54 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.
It is a junction number, because it is equal to n+sod(n) for n = 31003213091 and 31003213100.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7750803277 + ... + 7750803280.
Almost surely, 231003213114 is an apocalyptic number.
31003213114 is a deficient number, since it is larger than the sum of its proper divisors (15501606560).
31003213114 is a wasteful number, since it uses less digits than its factorization.
31003213114 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15501606559.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 31003213114 its reverse (41131230013), we get a palindrome (72134443127).
The spelling of 31003213114 in words is "thirty-one billion, three million, two hundred thirteen thousand, one hundred fourteen".
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