Base | Representation |
---|---|
bin | 101010000010000111… |
… | …111000111100011101 |
3 | 11022111101021202000021 |
4 | 222002013320330131 |
5 | 1214412442414133 |
6 | 32422252032141 |
7 | 3155301202630 |
oct | 520207707435 |
9 | 138441252007 |
10 | 45132779293 |
11 | 181603060a8 |
12 | 88b6a62651 |
13 | 4343590984 |
14 | 2282153c17 |
15 | 129241a52d |
hex | a821f8f1d |
45132779293 has 8 divisors (see below), whose sum is σ = 51609165440. Its totient is φ = 38663604720.
The previous prime is 45132779287. The next prime is 45132779327. The reversal of 45132779293 is 39297723154.
45132779293 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 45132779293 - 221 = 45130682141 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 45132779293.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45132779203) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1789473 + ... + 1814518.
It is an arithmetic number, because the mean of its divisors is an integer number (6451145680).
Almost surely, 245132779293 is an apocalyptic number.
It is an amenable number.
45132779293 is a deficient number, since it is larger than the sum of its proper divisors (6476386147).
45132779293 is a wasteful number, since it uses less digits than its factorization.
45132779293 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3605787.
The product of its digits is 2857680, while the sum is 52.
The spelling of 45132779293 in words is "forty-five billion, one hundred thirty-two million, seven hundred seventy-nine thousand, two hundred ninety-three".
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