Base | Representation |
---|---|
bin | 101001110010100… |
… | …0100100001000011 |
3 | 10121201112111111021 |
4 | 1103211010201003 |
5 | 10332432224010 |
6 | 351050330311 |
7 | 46514505436 |
oct | 12345044103 |
9 | 3551474437 |
10 | 1402226755 |
11 | 65a57a796 |
12 | 331729997 |
13 | 19467b197 |
14 | d433181d |
15 | 831848da |
hex | 53944843 |
1402226755 has 4 divisors (see below), whose sum is σ = 1682672112. Its totient is φ = 1121781400.
The previous prime is 1402226753. The next prime is 1402226779. The reversal of 1402226755 is 5576222041.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 1402226755 - 21 = 1402226753 is a prime.
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 1402226755.
It is not an unprimeable number, because it can be changed into a prime (1402226753) 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, 140222671 + ... + 140222680.
It is an arithmetic number, because the mean of its divisors is an integer number (420668028).
Almost surely, 21402226755 is an apocalyptic number.
1402226755 is a deficient number, since it is larger than the sum of its proper divisors (280445357).
1402226755 is an equidigital number, since it uses as much as digits as its factorization.
1402226755 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 280445356.
The product of its (nonzero) digits is 33600, while the sum is 34.
The square root of 1402226755 is about 37446.3183103493. The cubic root of 1402226755 is about 1119.2817341430.
Adding to 1402226755 its reverse (5576222041), we get a palindrome (6978448796).
The spelling of 1402226755 in words is "one billion, four hundred two million, two hundred twenty-six thousand, seven hundred fifty-five".
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