Base | Representation |
---|---|
bin | 10010110100010010… |
… | …001010100101111101 |
3 | 1221011002101110201121 |
4 | 102310102022211331 |
5 | 312334324430140 |
6 | 13140513110541 |
7 | 1313454446260 |
oct | 226422124575 |
9 | 57132343647 |
10 | 20204530045 |
11 | 8628a26517 |
12 | 3aba558451 |
13 | 1b9cb89b2b |
14 | d99526cd7 |
15 | 7d3bbc64a |
hex | 4b448a97d |
20204530045 has 8 divisors (see below), whose sum is σ = 27709069824. Its totient is φ = 13854534864.
The previous prime is 20204530019. The next prime is 20204530051. The reversal of 20204530045 is 54003540202.
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 20204530045 - 29 = 20204529533 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 288636109 + ... + 288636178.
It is an arithmetic number, because the mean of its divisors is an integer number (3463633728).
Almost surely, 220204530045 is an apocalyptic number.
It is an amenable number.
20204530045 is a deficient number, since it is larger than the sum of its proper divisors (7504539779).
20204530045 is an equidigital number, since it uses as much as digits as its factorization.
20204530045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 577272299.
The product of its (nonzero) digits is 4800, while the sum is 25.
The spelling of 20204530045 in words is "twenty billion, two hundred four million, five hundred thirty thousand, forty-five".
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