Base | Representation |
---|---|
bin | 100111101010111… |
… | …0101111110001001 |
3 | 10102202202012210122 |
4 | 1033111311332021 |
5 | 10211232014103 |
6 | 340030353025 |
7 | 44662246160 |
oct | 11725657611 |
9 | 3382665718 |
10 | 1331126153 |
11 | 623427865 |
12 | 31195b775 |
13 | 182a15716 |
14 | c8b043d7 |
15 | 7bcdcb38 |
hex | 4f575f89 |
1331126153 has 4 divisors (see below), whose sum is σ = 1521287040. Its totient is φ = 1140965268.
The previous prime is 1331126107. The next prime is 1331126179. The reversal of 1331126153 is 3516211331.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3516211331 = 1019 ⋅3450649.
It is a cyclic number.
It is not a de Polignac number, because 1331126153 - 212 = 1331122057 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1331122153) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95080433 + ... + 95080446.
It is an arithmetic number, because the mean of its divisors is an integer number (380321760).
Almost surely, 21331126153 is an apocalyptic number.
It is an amenable number.
1331126153 is a deficient number, since it is larger than the sum of its proper divisors (190160887).
1331126153 is an equidigital number, since it uses as much as digits as its factorization.
1331126153 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 190160886.
The product of its digits is 1620, while the sum is 26.
The square root of 1331126153 is about 36484.6015875191. The cubic root of 1331126153 is about 1100.0347517947.
Adding to 1331126153 its reverse (3516211331), we get a palindrome (4847337484).
The spelling of 1331126153 in words is "one billion, three hundred thirty-one million, one hundred twenty-six thousand, one hundred fifty-three".
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