Base | Representation |
---|---|
bin | 10010101001010010… |
… | …101000010000111010 |
3 | 1220200020100120021202 |
4 | 102221102220100322 |
5 | 312000121232302 |
6 | 13110324134202 |
7 | 1306055026622 |
oct | 225122502072 |
9 | 56606316252 |
10 | 20020102202 |
11 | 854390a111 |
12 | 3a68837362 |
13 | 1b708c5729 |
14 | d7cc39882 |
15 | 7c28dc202 |
hex | 4a94a843a |
20020102202 has 8 divisors (see below), whose sum is σ = 30155803200. Its totient is φ = 9968167804.
The previous prime is 20020102177. The next prime is 20020102231. The reversal of 20020102202 is 20220102002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20941052 + ... + 20942007.
It is an arithmetic number, because the mean of its divisors is an integer number (3769475400).
Almost surely, 220020102202 is an apocalyptic number.
20020102202 is a deficient number, since it is larger than the sum of its proper divisors (10135700998).
20020102202 is a wasteful number, since it uses less digits than its factorization.
20020102202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41883300.
The product of its (nonzero) digits is 32, while the sum is 11.
Adding to 20020102202 its reverse (20220102002), we get a palindrome (40240204204).
The spelling of 20020102202 in words is "twenty billion, twenty million, one hundred two thousand, two hundred two".
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