Base | Representation |
---|---|
bin | 100100010110111… |
… | …1110000010000000 |
3 | 10011000122221020201 |
4 | 1020231332002000 |
5 | 4444310310422 |
6 | 321021014544 |
7 | 42142625536 |
oct | 11055760200 |
9 | 3130587221 |
10 | 1220010112 |
11 | 576733722 |
12 | 2a06b4454 |
13 | 1659ac399 |
14 | b805c156 |
15 | 7218e727 |
hex | 48b7e080 |
1220010112 has 32 divisors (see below), whose sum is σ = 2432185920. Its totient is φ = 609579264.
The previous prime is 1220010107. The next prime is 1220010149. The reversal of 1220010112 is 2110100221.
It is a tau number, because it is divible by the number of its divisors (32).
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, 264853 + ... + 269419.
It is an arithmetic number, because the mean of its divisors is an integer number (76005810).
Almost surely, 21220010112 is an apocalyptic number.
It is an amenable number.
1220010112 is a deficient number, since it is larger than the sum of its proper divisors (1212175808).
1220010112 is an equidigital number, since it uses as much as digits as its factorization.
1220010112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6668 (or 6656 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 10.
The square root of 1220010112 is about 34928.6431457049. The cubic root of 1220010112 is about 1068.5326823190.
Adding to 1220010112 its reverse (2110100221), we get a palindrome (3330110333).
The spelling of 1220010112 in words is "one billion, two hundred twenty million, ten thousand, one hundred twelve".
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