Base | Representation |
---|---|
bin | 100011011000010010101110… |
… | …0101110010100010111110011 |
3 | 1111210212121202112010220101022 |
4 | 1012300211130232110113303 |
5 | 311242213144224342321 |
6 | 3021512120422330055 |
7 | 122356413460146311 |
oct | 10660453456242763 |
9 | 1453777675126338 |
10 | 311202001012211 |
11 | 90182033608731 |
12 | 2aaa104858992b |
13 | 104852b858801a |
14 | 56bc385b2d0b1 |
15 | 25ea128e9edab |
hex | 11b095cb945f3 |
311202001012211 has 8 divisors (see below), whose sum is σ = 313291167908400. Its totient is φ = 309112841621152.
The previous prime is 311202001012193. The next prime is 311202001012213. The reversal of 311202001012211 is 112210100202113.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 311202001012211 - 226 = 311201933903347 is a prime.
It is a super-2 number, since 2×3112020010122112 (a number of 30 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 311202001012211.
It is not an unprimeable number, because it can be changed into a prime (311202001012213) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99743876 + ... + 102816558.
It is an arithmetic number, because the mean of its divisors is an integer number (39161395988550).
Almost surely, 2311202001012211 is an apocalyptic number.
311202001012211 is a deficient number, since it is larger than the sum of its proper divisors (2089166896189).
311202001012211 is a wasteful number, since it uses less digits than its factorization.
311202001012211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3752565.
The product of its (nonzero) digits is 48, while the sum is 17.
Adding to 311202001012211 its reverse (112210100202113), we get a palindrome (423412101214324).
The spelling of 311202001012211 in words is "three hundred eleven trillion, two hundred two billion, one million, twelve thousand, two hundred eleven".
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