Base | Representation |
---|---|
bin | 100101000100111… |
… | …0111100110110101 |
3 | 10012200222212210111 |
4 | 1022021313212311 |
5 | 10021442213140 |
6 | 323241223021 |
7 | 42554453515 |
oct | 11211674665 |
9 | 3180885714 |
10 | 1244101045 |
11 | 589298590 |
12 | 2a8791a71 |
13 | 16a995885 |
14 | bb32d845 |
15 | 7434c7ea |
hex | 4a2779b5 |
1244101045 has 32 divisors (see below), whose sum is σ = 1671031296. Its totient is φ = 881433600.
The previous prime is 1244101043. The next prime is 1244101049. The reversal of 1244101045 is 5401014421.
It is not a de Polignac number, because 1244101045 - 21 = 1244101043 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1244101043) by changing a digit.
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 31 ways as a sum of consecutive naturals, for example, 621987 + ... + 623983.
It is an arithmetic number, because the mean of its divisors is an integer number (52219728).
Almost surely, 21244101045 is an apocalyptic number.
It is an amenable number.
1244101045 is a deficient number, since it is larger than the sum of its proper divisors (426930251).
1244101045 is a wasteful number, since it uses less digits than its factorization.
1244101045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2301.
The product of its (nonzero) digits is 640, while the sum is 22.
The square root of 1244101045 is about 35271.8165820815. The cubic root of 1244101045 is about 1075.5201506584.
Adding to 1244101045 its reverse (5401014421), we get a palindrome (6645115466).
The spelling of 1244101045 in words is "one billion, two hundred forty-four million, one hundred one thousand, forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •