Base | Representation |
---|---|
bin | 1011101001001000100… |
… | …0001111110110010111 |
3 | 201010021202011110100021 |
4 | 2322102020033312113 |
5 | 11234120123144343 |
6 | 231515445330011 |
7 | 20310454030423 |
oct | 2722210176627 |
9 | 633252143307 |
10 | 200020131223 |
11 | 77912171080 |
12 | 32922406907 |
13 | 15b2854a243 |
14 | 9976a41b83 |
15 | 530a0ee0ed |
hex | 2e9220fd97 |
200020131223 has 16 divisors (see below), whose sum is σ = 218585747232. Its totient is φ = 181518400000.
The previous prime is 200020131149. The next prime is 200020131253. The reversal of 200020131223 is 322131020002.
It is a cyclic number.
It is not a de Polignac number, because 200020131223 - 225 = 199986576791 is a prime.
It is a super-2 number, since 2×2000201312232 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 200020131197 and 200020131206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (200020131253) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28566723 + ... + 28573723.
It is an arithmetic number, because the mean of its divisors is an integer number (13661609202).
Almost surely, 2200020131223 is an apocalyptic number.
200020131223 is a deficient number, since it is larger than the sum of its proper divisors (18565616009).
200020131223 is a wasteful number, since it uses less digits than its factorization.
200020131223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11186.
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 200020131223 its reverse (322131020002), we get a palindrome (522151151225).
The spelling of 200020131223 in words is "two hundred billion, twenty million, one hundred thirty-one thousand, two hundred twenty-three".
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