Base | Representation |
---|---|
bin | 101001011001010… |
… | …1110101010111010 |
3 | 10120210201001001022 |
4 | 1102302232222322 |
5 | 10321042430244 |
6 | 345455422442 |
7 | 46264363235 |
oct | 12262565272 |
9 | 3523631038 |
10 | 1389030074 |
11 | 653086943 |
12 | 329224a22 |
13 | 191a0a5b3 |
14 | d269841c |
15 | 81e296ee |
hex | 52caeaba |
1389030074 has 16 divisors (see below), whose sum is σ = 2196170880. Its totient is φ = 657072000.
The previous prime is 1389030059. The next prime is 1389030079. The reversal of 1389030074 is 4700309831.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1389030079) 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, 4202 + ... + 52874.
It is an arithmetic number, because the mean of its divisors is an integer number (137260680).
Almost surely, 21389030074 is an apocalyptic number.
1389030074 is a deficient number, since it is larger than the sum of its proper divisors (807140806).
1389030074 is a wasteful number, since it uses less digits than its factorization.
1389030074 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49445.
The product of its (nonzero) digits is 18144, while the sum is 35.
The square root of 1389030074 is about 37269.6937738962. The cubic root of 1389030074 is about 1115.7593877755.
The spelling of 1389030074 in words is "one billion, three hundred eighty-nine million, thirty thousand, seventy-four".
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