Base | Representation |
---|---|
bin | 110010011111110010… |
… | …100001101011011010 |
3 | 12011221201022020020122 |
4 | 302133302201223122 |
5 | 1342020412230132 |
6 | 40524123553242 |
7 | 3626430023342 |
oct | 623762415332 |
9 | 164851266218 |
10 | 54220430042 |
11 | 20aa4023669 |
12 | a61238b822 |
13 | 516124c7cc |
14 | 28a5063d22 |
15 | 162515c912 |
hex | c9fca1ada |
54220430042 has 16 divisors (see below), whose sum is σ = 82106704680. Its totient is φ = 26851709952.
The previous prime is 54220429997. The next prime is 54220430057. The reversal of 54220430042 is 24003402245.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 30303498241 + 23916931801 = 174079^2 + 154651^2 .
It is a super-2 number, since 2×542204300422 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 54220429993 and 54220430020.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 573698 + ... + 661490.
Almost surely, 254220430042 is an apocalyptic number.
54220430042 is a deficient number, since it is larger than the sum of its proper divisors (27886274638).
54220430042 is a wasteful number, since it uses less digits than its factorization.
54220430042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90737.
The product of its (nonzero) digits is 7680, while the sum is 26.
Adding to 54220430042 its reverse (24003402245), we get a palindrome (78223832287).
The spelling of 54220430042 in words is "fifty-four billion, two hundred twenty million, four hundred thirty thousand, forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •