Base | Representation |
---|---|
bin | 1100110111010101101… |
… | …0011101010110011100 |
3 | 210010110210022222001110 |
4 | 3031311122131112130 |
5 | 12110113334433312 |
6 | 245310531542020 |
7 | 21652625136366 |
oct | 3156532352634 |
9 | 703423288043 |
10 | 221013202332 |
11 | 8580521111a |
12 | 36a00a5a910 |
13 | 17ac28a7300 |
14 | a9a8b8dd36 |
15 | 5b3812d43c |
hex | 337569d59c |
221013202332 has 72 divisors (see below), whose sum is σ = 577673918640. Its totient is φ = 65659077120.
The previous prime is 221013202331. The next prime is 221013202349. The reversal of 221013202332 is 233202310122.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 221013202299 and 221013202308.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (221013202331) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1820169 + ... + 1937792.
It is an arithmetic number, because the mean of its divisors is an integer number (8023248870).
Almost surely, 2221013202332 is an apocalyptic number.
It is an amenable number.
221013202332 is an abundant number, since it is smaller than the sum of its proper divisors (356660716308).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
221013202332 is a wasteful number, since it uses less digits than its factorization.
221013202332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3758023 (or 3758008 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 221013202332 its reverse (233202310122), we get a palindrome (454215512454).
The spelling of 221013202332 in words is "two hundred twenty-one billion, thirteen million, two hundred two thousand, three hundred thirty-two".
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