Base | Representation |
---|---|
bin | 111101100010011… |
… | …001101101100101 |
3 | 2122221200210111111 |
4 | 331202121231211 |
5 | 4103300202024 |
6 | 250240305021 |
7 | 34404332206 |
oct | 7542315545 |
9 | 2587623444 |
10 | 1032428389 |
11 | 48a862803 |
12 | 249912171 |
13 | 135b82595 |
14 | 9b18d5ad |
15 | 60989a94 |
hex | 3d899b65 |
1032428389 has 8 divisors (see below), whose sum is σ = 1042195808. Its totient is φ = 1022701680.
The previous prime is 1032428321. The next prime is 1032428407. The reversal of 1032428389 is 9838242301.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1032428389 - 27 = 1032428261 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1032428689) 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, 42034 + ... + 61900.
It is an arithmetic number, because the mean of its divisors is an integer number (130274476).
Almost surely, 21032428389 is an apocalyptic number.
It is an amenable number.
1032428389 is a deficient number, since it is larger than the sum of its proper divisors (9767419).
1032428389 is a wasteful number, since it uses less digits than its factorization.
1032428389 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20355.
The product of its (nonzero) digits is 82944, while the sum is 40.
The square root of 1032428389 is about 32131.4237001724. The cubic root of 1032428389 is about 1010.6946791002.
The spelling of 1032428389 in words is "one billion, thirty-two million, four hundred twenty-eight thousand, three hundred eighty-nine".
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