Base | Representation |
---|---|
bin | 1011101001000110101… |
… | …0000001111111011100 |
3 | 201010021012021000122211 |
4 | 2322101222001333130 |
5 | 11234111111211030 |
6 | 231515003450204 |
7 | 20310326510041 |
oct | 2722152017734 |
9 | 633235230584 |
10 | 200012210140 |
11 | 77908750926 |
12 | 3291b826964 |
13 | 15b26a05a02 |
14 | 997597d1c8 |
15 | 530958712a |
hex | 2e91a81fdc |
200012210140 has 48 divisors (see below), whose sum is σ = 427810642560. Its totient is φ = 78526255680.
The previous prime is 200012210131. The next prime is 200012210141. The reversal of 200012210140 is 41012210002.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 200012210140.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (200012210141) 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, 626935 + ... + 890545.
It is an arithmetic number, because the mean of its divisors is an integer number (8912721720).
Almost surely, 2200012210140 is an apocalyptic number.
200012210140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
200012210140 is an abundant number, since it is smaller than the sum of its proper divisors (227798432420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
200012210140 is a wasteful number, since it uses less digits than its factorization.
200012210140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 264322 (or 264320 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 200012210140 its reverse (41012210002), we get a palindrome (241024420142).
The spelling of 200012210140 in words is "two hundred billion, twelve million, two hundred ten thousand, one hundred forty".
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