Base | Representation |
---|---|
bin | 100100000100010… |
… | …1000011000110100 |
3 | 10010100020122122221 |
4 | 1020020220120310 |
5 | 4434304102012 |
6 | 320031132124 |
7 | 41663501260 |
oct | 11010503064 |
9 | 3110218587 |
10 | 1210222132 |
11 | 571158889 |
12 | 299374044 |
13 | 163963192 |
14 | b6a310a0 |
15 | 713a9507 |
hex | 48228634 |
1210222132 has 12 divisors (see below), whose sum is σ = 2420444320. Its totient is φ = 518666616.
The previous prime is 1210222121. The next prime is 1210222151. The reversal of 1210222132 is 2312220121.
It is a happy number.
1210222132 is an admirable number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21611082 + ... + 21611137.
Almost surely, 21210222132 is an apocalyptic number.
It is an amenable number.
1210222132 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1210222132 is a wasteful number, since it uses less digits than its factorization.
1210222132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43222230 (or 43222228 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 1210222132 is about 34788.2470383318. The cubic root of 1210222132 is about 1065.6674405883.
Adding to 1210222132 its reverse (2312220121), we get a palindrome (3522442253).
The spelling of 1210222132 in words is "one billion, two hundred ten million, two hundred twenty-two thousand, one hundred thirty-two".
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