Base | Representation |
---|---|
bin | 1011110000100101100… |
… | …1000000011000010101 |
3 | 201022110012011210011020 |
4 | 2330021121000120111 |
5 | 11302214334404023 |
6 | 232450203231353 |
7 | 20411161164141 |
oct | 2741131003025 |
9 | 638405153136 |
10 | 202021013013 |
11 | 78749660196 |
12 | 331a0518559 |
13 | 16086c42a71 |
14 | 9ac668a221 |
15 | 53c5ad7de3 |
hex | 2f09640615 |
202021013013 has 8 divisors (see below), whose sum is σ = 269582687808. Its totient is φ = 134570006784.
The previous prime is 202021013011. The next prime is 202021013059. The reversal of 202021013013 is 310310120202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 202021013013 - 21 = 202021013011 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 202021012983 and 202021013001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (202021013011) 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, 27662881 + ... + 27670182.
It is an arithmetic number, because the mean of its divisors is an integer number (33697835976).
Almost surely, 2202021013013 is an apocalyptic number.
It is an amenable number.
202021013013 is a deficient number, since it is larger than the sum of its proper divisors (67561674795).
202021013013 is a wasteful number, since it uses less digits than its factorization.
202021013013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55334283.
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 202021013013 its reverse (310310120202), we get a palindrome (512331133215).
The spelling of 202021013013 in words is "two hundred two billion, twenty-one million, thirteen thousand, thirteen".
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