Base | Representation |
---|---|
bin | 11111001011101111000… |
… | …01110100101111110101 |
3 | 10210102121100100220000011 |
4 | 33211313201310233311 |
5 | 120023313231242323 |
6 | 2140115055220221 |
7 | 140260404351355 |
oct | 17456741645765 |
9 | 3712540326004 |
10 | 1071452212213 |
11 | 383444928549 |
12 | 1537a3217671 |
13 | 7a064542c56 |
14 | 39c03c82b65 |
15 | 1cd0e5d220d |
hex | f977874bf5 |
1071452212213 has 4 divisors (see below), whose sum is σ = 1094249067840. Its totient is φ = 1048655356588.
The previous prime is 1071452212177. The next prime is 1071452212219. The reversal of 1071452212213 is 3122122541701.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 1071452212213 - 213 = 1071452204021 is a prime.
It is a super-3 number, since 3×10714522122133 (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1071452212219) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11398427743 + ... + 11398427836.
It is an arithmetic number, because the mean of its divisors is an integer number (273562266960).
Almost surely, 21071452212213 is an apocalyptic number.
It is an amenable number.
1071452212213 is a deficient number, since it is larger than the sum of its proper divisors (22796855627).
1071452212213 is an equidigital number, since it uses as much as digits as its factorization.
1071452212213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22796855626.
The product of its (nonzero) digits is 6720, while the sum is 31.
Adding to 1071452212213 its reverse (3122122541701), we get a palindrome (4193574753914).
The spelling of 1071452212213 in words is "one trillion, seventy-one billion, four hundred fifty-two million, two hundred twelve thousand, two hundred thirteen".
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