Base | Representation |
---|---|
bin | 1000100111000101… |
… | …0010101111010001 |
3 | 12222002022022021021 |
4 | 2021301102233101 |
5 | 14213204303101 |
6 | 1021205155441 |
7 | 111164402452 |
oct | 21161225721 |
9 | 5862268237 |
10 | 2311400401 |
11 | a867a8372 |
12 | 5460bbb81 |
13 | 2aab3725b |
14 | 17cd99129 |
15 | d7dc45a1 |
hex | 89c52bd1 |
2311400401 has 4 divisors (see below), whose sum is σ = 2311847332. Its totient is φ = 2310953472.
The previous prime is 2311400389. The next prime is 2311400431. The reversal of 2311400401 is 1040041132.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1634099776 + 677300625 = 40424^2 + 26025^2 .
It is a cyclic number.
It is not a de Polignac number, because 2311400401 - 215 = 2311367633 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2311400431) 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, 215616 + ... + 226081.
It is an arithmetic number, because the mean of its divisors is an integer number (577961833).
Almost surely, 22311400401 is an apocalyptic number.
It is an amenable number.
2311400401 is a deficient number, since it is larger than the sum of its proper divisors (446931).
2311400401 is an equidigital number, since it uses as much as digits as its factorization.
2311400401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 446930.
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 2311400401 is about 48077.0257087520. The cubic root of 2311400401 is about 1322.1834846330.
Adding to 2311400401 its reverse (1040041132), we get a palindrome (3351441533).
The spelling of 2311400401 in words is "two billion, three hundred eleven million, four hundred thousand, four hundred one".
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