Base | Representation |
---|---|
bin | 111111111001100… |
… | …1110001100000010 |
3 | 12112102120021202022 |
4 | 1333303032030002 |
5 | 13342344241030 |
6 | 552432121442 |
7 | 104063560133 |
oct | 17763161402 |
9 | 5472507668 |
10 | 2144133890 |
11 | a00342588 |
12 | 4ba096282 |
13 | 2822a11a2 |
14 | 164a97c8a |
15 | c8383de5 |
hex | 7fcce302 |
2144133890 has 32 divisors (see below), whose sum is σ = 3947028480. Its totient is φ = 838240704.
The previous prime is 2144133883. The next prime is 2144133913. The reversal of 2144133890 is 983314412.
It is a self number, because there is not a number n which added to its sum of digits gives 2144133890.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 386879 + ... + 392381.
It is an arithmetic number, because the mean of its divisors is an integer number (123344640).
Almost surely, 22144133890 is an apocalyptic number.
2144133890 is a deficient number, since it is larger than the sum of its proper divisors (1802894590).
2144133890 is a wasteful number, since it uses less digits than its factorization.
2144133890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6386.
The product of its (nonzero) digits is 20736, while the sum is 35.
The square root of 2144133890 is about 46304.7933803834. The cubic root of 2144133890 is about 1289.4879866162.
The spelling of 2144133890 in words is "two billion, one hundred forty-four million, one hundred thirty-three thousand, eight hundred ninety".
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