Base | Representation |
---|---|
bin | 11100100000110000… |
… | …00111110001101110 |
3 | 1110111210002111110110 |
4 | 32100120013301232 |
5 | 222322112104202 |
6 | 11010525120450 |
7 | 1051216402602 |
oct | 162030076156 |
9 | 43453074413 |
10 | 15307144302 |
11 | 654553608a |
12 | 2b723b9126 |
13 | 159c378948 |
14 | a52d37502 |
15 | 5e8c8526c |
hex | 390607c6e |
15307144302 has 32 divisors (see below), whose sum is σ = 30937593600. Its totient is φ = 5048650880.
The previous prime is 15307144297. The next prime is 15307144309. The reversal of 15307144302 is 20344170351.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 15307144302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15307144309) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 387277 + ... + 424967.
It is an arithmetic number, because the mean of its divisors is an integer number (966799800).
Almost surely, 215307144302 is an apocalyptic number.
15307144302 is an abundant number, since it is smaller than the sum of its proper divisors (15630449298).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15307144302 is a wasteful number, since it uses less digits than its factorization.
15307144302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38408.
The product of its (nonzero) digits is 10080, while the sum is 30.
The spelling of 15307144302 in words is "fifteen billion, three hundred seven million, one hundred forty-four thousand, three hundred two".
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