Base | Representation |
---|---|
bin | 10010111011111101… |
… | …001100100001001001 |
3 | 1221111001121011011210 |
4 | 102323331030201021 |
5 | 313120303010013 |
6 | 13201352043333 |
7 | 1316606531043 |
oct | 227375144111 |
9 | 57431534153 |
10 | 20333250633 |
11 | 8694654173 |
12 | 3b35693549 |
13 | 1bc0748167 |
14 | dac672a93 |
15 | 7e0146cc3 |
hex | 4bbf4c849 |
20333250633 has 8 divisors (see below), whose sum is σ = 27112931200. Its totient is φ = 13554535248.
The previous prime is 20333250631. The next prime is 20333250659. The reversal of 20333250633 is 33605233302.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20333250633 - 21 = 20333250631 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 20333250633.
It is not an unprimeable number, because it can be changed into a prime (20333250631) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190618 + ... + 277491.
It is an arithmetic number, because the mean of its divisors is an integer number (3389116400).
Almost surely, 220333250633 is an apocalyptic number.
It is an amenable number.
20333250633 is a deficient number, since it is larger than the sum of its proper divisors (6779680567).
20333250633 is a wasteful number, since it uses less digits than its factorization.
20333250633 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 482591.
The product of its (nonzero) digits is 29160, while the sum is 30.
Adding to 20333250633 its reverse (33605233302), we get a palindrome (53938483935).
The spelling of 20333250633 in words is "twenty billion, three hundred thirty-three million, two hundred fifty thousand, six hundred thirty-three".
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