Base | Representation |
---|---|
bin | 111111110010110… |
… | …0011110100101001 |
3 | 12112011211022222211 |
4 | 1333211203310221 |
5 | 13340440134424 |
6 | 552223245121 |
7 | 104021252545 |
oct | 17745436451 |
9 | 5464738884 |
10 | 2140552489 |
11 | 9a9316849 |
12 | 4b8a497a1 |
13 | 28161900a |
14 | 164404a25 |
15 | c7dc7b94 |
hex | 7f963d29 |
2140552489 has 8 divisors (see below), whose sum is σ = 2182744512. Its totient is φ = 2098772400.
The previous prime is 2140552481. The next prime is 2140552493. The reversal of 2140552489 is 9842550412.
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 2140552489 - 23 = 2140552481 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2140552481) 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 7 ways as a sum of consecutive naturals, for example, 92479 + ... + 113284.
It is an arithmetic number, because the mean of its divisors is an integer number (272843064).
Almost surely, 22140552489 is an apocalyptic number.
It is an amenable number.
2140552489 is a deficient number, since it is larger than the sum of its proper divisors (42192023).
2140552489 is a wasteful number, since it uses less digits than its factorization.
2140552489 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 205967.
The product of its (nonzero) digits is 115200, while the sum is 40.
The square root of 2140552489 is about 46266.1051851136. The cubic root of 2140552489 is about 1288.7696317194.
The spelling of 2140552489 in words is "two billion, one hundred forty million, five hundred fifty-two thousand, four hundred eighty-nine".
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