Base | Representation |
---|---|
bin | 100110110011010… |
… | …1111101010011011 |
3 | 10100201221120102120 |
4 | 1031212233222123 |
5 | 10131303033311 |
6 | 333110232323 |
7 | 44156560110 |
oct | 11546575233 |
9 | 3321846376 |
10 | 1302002331 |
11 | 608a45693 |
12 | 3040556a3 |
13 | 1799894a6 |
14 | c4cc2907 |
15 | 79488706 |
hex | 4d9afa9b |
1302002331 has 32 divisors (see below), whose sum is σ = 2099478528. Its totient is φ = 701611680.
The previous prime is 1302002329. The next prime is 1302002347. The reversal of 1302002331 is 1332002031.
It is not a de Polignac number, because 1302002331 - 21 = 1302002329 is a prime.
It is a super-2 number, since 2×13020023312 = 3390420139858867122, which contains 22 as substring.
1302002331 is a modest number, since divided by 2331 gives 1302 as remainder.
It is a self number, because there is not a number n which added to its sum of digits gives 1302002331.
It is not an unprimeable number, because it can be changed into a prime (1302002321) 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 31 ways as a sum of consecutive naturals, for example, 15310 + ... + 53276.
It is an arithmetic number, because the mean of its divisors is an integer number (65608704).
Almost surely, 21302002331 is an apocalyptic number.
1302002331 is a deficient number, since it is larger than the sum of its proper divisors (797476197).
1302002331 is a wasteful number, since it uses less digits than its factorization.
1302002331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38071.
The product of its (nonzero) digits is 108, while the sum is 15.
The square root of 1302002331 is about 36083.2694056401. The cubic root of 1302002331 is about 1091.9529365929.
Adding to 1302002331 its reverse (1332002031), we get a palindrome (2634004362).
The spelling of 1302002331 in words is "one billion, three hundred two million, two thousand, three hundred thirty-one".
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