Base | Representation |
---|---|
bin | 110011011101100111110… |
… | …1010010011110110011001 |
3 | 221001011122112121112111201 |
4 | 1212323033222103312121 |
5 | 1411341001014104111 |
6 | 23013142535554201 |
7 | 1330002352153201 |
oct | 146731752236631 |
9 | 27034575545451 |
10 | 7073000144281 |
11 | 22877082091a5 |
12 | 96296552b961 |
13 | 3c3c9a4a8086 |
14 | 1a6499491401 |
15 | c3eb93d16c1 |
hex | 66ecfa93d99 |
7073000144281 has 12 divisors (see below), whose sum is σ = 7295896789996. Its totient is φ = 6856535537280.
The previous prime is 7073000144279. The next prime is 7073000144321. The reversal of 7073000144281 is 1824410003707.
It can be written as a sum of positive squares in 6 ways, for example, as 4870447334281 + 2202552810000 = 2206909^2 + 1484100^2 .
It is not a de Polignac number, because 7073000144281 - 21 = 7073000144279 is a prime.
It is a super-2 number, since 2×70730001442812 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 7073000144281.
It is not an unprimeable number, because it can be changed into a prime (7073000144381) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13136130 + ... + 13663963.
Almost surely, 27073000144281 is an apocalyptic number.
It is an amenable number.
7073000144281 is a deficient number, since it is larger than the sum of its proper divisors (222896645715).
7073000144281 is a wasteful number, since it uses less digits than its factorization.
7073000144281 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26800332 (or 26800291 counting only the distinct ones).
The product of its (nonzero) digits is 37632, while the sum is 37.
Adding to 7073000144281 its reverse (1824410003707), we get a palindrome (8897410147988).
The spelling of 7073000144281 in words is "seven trillion, seventy-three billion, one hundred forty-four thousand, two hundred eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •