Base | Representation |
---|---|
bin | 100100010111100… |
… | …1100001011010011 |
3 | 10011001021012022122 |
4 | 1020233030023103 |
5 | 4444401031240 |
6 | 321031524455 |
7 | 42145430660 |
oct | 11057141323 |
9 | 3131235278 |
10 | 1220330195 |
11 | 576932157 |
12 | 2a082972b |
13 | 165a91c96 |
14 | b8102a67 |
15 | 722044b5 |
hex | 48bcc2d3 |
1220330195 has 16 divisors (see below), whose sum is σ = 1761680640. Its totient is φ = 792755424.
The previous prime is 1220330183. The next prime is 1220330201. The reversal of 1220330195 is 5910330221.
It is a cyclic number.
It is not a de Polignac number, because 1220330195 - 28 = 1220329939 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 916877 + ... + 918206.
It is an arithmetic number, because the mean of its divisors is an integer number (110105040).
Almost surely, 21220330195 is an apocalyptic number.
1220330195 is a deficient number, since it is larger than the sum of its proper divisors (541350445).
1220330195 is a wasteful number, since it uses less digits than its factorization.
1220330195 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1835114.
The product of its (nonzero) digits is 1620, while the sum is 26.
The square root of 1220330195 is about 34933.2248010401. The cubic root of 1220330195 is about 1068.6261212276.
Adding to 1220330195 its sum of digits (26), we get a palindrome (1220330221).
The spelling of 1220330195 in words is "one billion, two hundred twenty million, three hundred thirty thousand, one hundred ninety-five".
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