Base | Representation |
---|---|
bin | 100111101001010… |
… | …1101100110101100 |
3 | 10102201012112000022 |
4 | 1033102231212230 |
5 | 10211024233302 |
6 | 340001021312 |
7 | 44652260360 |
oct | 11722554654 |
9 | 3381175008 |
10 | 1330305452 |
11 | 622a171a3 |
12 | 311624838 |
13 | 1827b8cb8 |
14 | c896d2a0 |
15 | 7bbc98a2 |
hex | 4f4ad9ac |
1330305452 has 24 divisors (see below), whose sum is σ = 2662273824. Its totient is φ = 569774592.
The previous prime is 1330305451. The next prime is 1330305479. The reversal of 1330305452 is 2545030331.
It is not an unprimeable number, because it can be changed into a prime (1330305451) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 33518 + ... + 61514.
It is an arithmetic number, because the mean of its divisors is an integer number (110928076).
Almost surely, 21330305452 is an apocalyptic number.
It is an amenable number.
1330305452 is an abundant number, since it is smaller than the sum of its proper divisors (1331968372).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1330305452 is a wasteful number, since it uses less digits than its factorization.
1330305452 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29705 (or 29703 counting only the distinct ones).
The product of its (nonzero) digits is 5400, while the sum is 26.
The square root of 1330305452 is about 36473.3526290085. The cubic root of 1330305452 is about 1099.8086311720.
Adding to 1330305452 its reverse (2545030331), we get a palindrome (3875335783).
The spelling of 1330305452 in words is "one billion, three hundred thirty million, three hundred five thousand, four hundred fifty-two".
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