Base | Representation |
---|---|
bin | 1011101001001000110… |
… | …0010111001110101110 |
3 | 201010021211012021012002 |
4 | 2322102030113032232 |
5 | 11234120412210110 |
6 | 231515524412302 |
7 | 20310466142555 |
oct | 2722214271656 |
9 | 633254167162 |
10 | 200021210030 |
11 | 77912838654 |
12 | 32922847092 |
13 | 15b288372a5 |
14 | 9976c42d9c |
15 | 530a263aa5 |
hex | 2e923173ae |
200021210030 has 16 divisors (see below), whose sum is σ = 365940444384. Its totient is φ = 78696869280.
The previous prime is 200021210023. The next prime is 200021210143. The reversal of 200021210030 is 30012120002.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 200021209993 and 200021210020.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163951202 + ... + 163952421.
It is an arithmetic number, because the mean of its divisors is an integer number (22871277774).
Almost surely, 2200021210030 is an apocalyptic number.
200021210030 is a deficient number, since it is larger than the sum of its proper divisors (165919234354).
200021210030 is a wasteful number, since it uses less digits than its factorization.
200021210030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 327903691.
The product of its (nonzero) digits is 24, while the sum is 11.
Adding to 200021210030 its reverse (30012120002), we get a palindrome (230033330032).
The spelling of 200021210030 in words is "two hundred billion, twenty-one million, two hundred ten thousand, thirty".
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