Base | Representation |
---|---|
bin | 101001001000010… |
… | …1011110010010010 |
3 | 10120011220121122102 |
4 | 1102100223302102 |
5 | 10311301332422 |
6 | 344540240402 |
7 | 46125462536 |
oct | 12220536222 |
9 | 3504817572 |
10 | 1380105362 |
11 | 649040649 |
12 | 326240102 |
13 | 18cc042bc |
14 | d1413bc6 |
15 | 81265192 |
hex | 5242bc92 |
1380105362 has 8 divisors (see below), whose sum is σ = 2071122492. Its totient is φ = 689731200.
The previous prime is 1380105361. The next prime is 1380105371. The reversal of 1380105362 is 2635010831.
It can be written as a sum of positive squares in 2 ways, for example, as 1175872681 + 204232681 = 34291^2 + 14291^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (1380105361) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155339 + ... + 163982.
Almost surely, 21380105362 is an apocalyptic number.
1380105362 is a deficient number, since it is larger than the sum of its proper divisors (691017130).
1380105362 is a wasteful number, since it uses less digits than its factorization.
1380105362 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 321484.
The product of its (nonzero) digits is 4320, while the sum is 29.
The square root of 1380105362 is about 37149.7693397954. The cubic root of 1380105362 is about 1113.3646149393.
The spelling of 1380105362 in words is "one billion, three hundred eighty million, one hundred five thousand, three hundred sixty-two".
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