Base | Representation |
---|---|
bin | 100100010111001… |
… | …0100100000110000 |
3 | 10011000211121120002 |
4 | 1020232110200300 |
5 | 4444321232232 |
6 | 321023005132 |
7 | 42143461151 |
oct | 11056244060 |
9 | 3130747502 |
10 | 1220102192 |
11 | 576796921 |
12 | 2a07397a8 |
13 | 165a1227a |
14 | b8083928 |
15 | 721abb62 |
hex | 48b94830 |
1220102192 has 10 divisors (see below), whose sum is σ = 2363948028. Its totient is φ = 610051088.
The previous prime is 1220102173. The next prime is 1220102207. The reversal of 1220102192 is 2912010221.
It is a happy number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38128178 + ... + 38128209.
Almost surely, 21220102192 is an apocalyptic number.
It is an amenable number.
1220102192 is a deficient number, since it is larger than the sum of its proper divisors (1143845836).
1220102192 is an equidigital number, since it uses as much as digits as its factorization.
1220102192 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 76256395 (or 76256389 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 20.
The square root of 1220102192 is about 34929.9612367377. The cubic root of 1220102192 is about 1068.5595640673.
It can be divided in two parts, 122010219 and 2, that added together give a palindrome (122010221).
The spelling of 1220102192 in words is "one billion, two hundred twenty million, one hundred two thousand, one hundred ninety-two".
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