Base | Representation |
---|---|
bin | 100111101001001… |
… | …1000110001111011 |
3 | 10102201001012000011 |
4 | 1033102120301323 |
5 | 10211014021110 |
6 | 335555122351 |
7 | 44651453605 |
oct | 11722306173 |
9 | 3381035004 |
10 | 1330220155 |
11 | 622969100 |
12 | 3115a33b7 |
13 | 182789224 |
14 | c894a175 |
15 | 7bbae48a |
hex | 4f498c7b |
1330220155 has 24 divisors (see below), whose sum is σ = 1766312352. Its totient is φ = 960960000.
The previous prime is 1330220147. The next prime is 1330220173. The reversal of 1330220155 is 5510220331.
It is not a de Polignac number, because 1330220155 - 23 = 1330220147 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 84075 + ... + 98635.
It is an arithmetic number, because the mean of its divisors is an integer number (73596348).
Almost surely, 21330220155 is an apocalyptic number.
1330220155 is a deficient number, since it is larger than the sum of its proper divisors (436092197).
1330220155 is a wasteful number, since it uses less digits than its factorization.
1330220155 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14739 (or 14728 counting only the distinct ones).
The product of its (nonzero) digits is 900, while the sum is 22.
The square root of 1330220155 is about 36472.1833045405. The cubic root of 1330220155 is about 1099.7851246954.
Adding to 1330220155 its reverse (5510220331), we get a palindrome (6840440486).
The spelling of 1330220155 in words is "one billion, three hundred thirty million, two hundred twenty thousand, one hundred fifty-five".
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