Base | Representation |
---|---|
bin | 1001000100111001111… |
… | …00111101001001100100 |
3 | 1002210222211001201012021 |
4 | 10202130330331021210 |
5 | 20102202420320431 |
6 | 355134351032524 |
7 | 31350310441201 |
oct | 4423474751144 |
9 | 1083884051167 |
10 | 311870870116 |
11 | 110299a80763 |
12 | 50538b0b744 |
13 | 235422c0a00 |
14 | 11147948ca8 |
15 | 81a4923b11 |
hex | 489cf3d264 |
311870870116 has 81 divisors (see below), whose sum is σ = 605151956619. Its totient is φ = 140569573248.
The previous prime is 311870870111. The next prime is 311870870167. The reversal of 311870870116 is 611078078113.
The square root of 311870870116 is 558454.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 104980516 + 311765889600 = 10246^2 + 558360^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (311870870111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 682430560 + ... + 682431016.
Almost surely, 2311870870116 is an apocalyptic number.
311870870116 is the 558454-th square number.
It is an amenable number.
311870870116 is a deficient number, since it is larger than the sum of its proper divisors (293281086503).
311870870116 is an equidigital number, since it uses as much as digits as its factorization.
311870870116 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1038 (or 519 counting only the distinct ones).
The product of its (nonzero) digits is 56448, while the sum is 43.
The spelling of 311870870116 in words is "three hundred eleven billion, eight hundred seventy million, eight hundred seventy thousand, one hundred sixteen".
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