Base | Representation |
---|---|
bin | 1100111110110001110… |
… | …0011100110101100101 |
3 | 210022121222001121222201 |
4 | 3033230130130311211 |
5 | 12123211103310341 |
6 | 250241030454501 |
7 | 22053254351515 |
oct | 3175434346545 |
9 | 708558047881 |
10 | 223010213221 |
11 | 8663a4a6a44 |
12 | 37279804431 |
13 | 18050545c63 |
14 | ab180ab845 |
15 | 5c03600331 |
hex | 33ec71cd65 |
223010213221 has 16 divisors (see below), whose sum is σ = 234399982464. Its totient is φ = 211765263424.
The previous prime is 223010213219. The next prime is 223010213273. The reversal of 223010213221 is 122312010322.
It is a cyclic number.
It is not a de Polignac number, because 223010213221 - 21 = 223010213219 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (223010213201) 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, 2652390 + ... + 2735176.
It is an arithmetic number, because the mean of its divisors is an integer number (14649998904).
Almost surely, 2223010213221 is an apocalyptic number.
It is an amenable number.
223010213221 is a deficient number, since it is larger than the sum of its proper divisors (11389769243).
223010213221 is a wasteful number, since it uses less digits than its factorization.
223010213221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 83660.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 223010213221 its reverse (122312010322), we get a palindrome (345322223543).
The spelling of 223010213221 in words is "two hundred twenty-three billion, ten million, two hundred thirteen thousand, two hundred twenty-one".
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