Base | Representation |
---|---|
bin | 11001111011011101… |
… | …01001110011101010 |
3 | 1022221010221210121001 |
4 | 30331232221303222 |
5 | 212002124320210 |
6 | 10221153305214 |
7 | 1001651440231 |
oct | 147556516352 |
9 | 38833853531 |
10 | 13920541930 |
11 | 59a3868209 |
12 | 2845b6520a |
13 | 140b00b379 |
14 | 960b11b18 |
15 | 56718a03a |
hex | 33dba9cea |
13920541930 has 8 divisors (see below), whose sum is σ = 25056975492. Its totient is φ = 5568216768.
The previous prime is 13920541927. The next prime is 13920541937. The reversal of 13920541930 is 3914502931.
It can be written as a sum of positive squares in 2 ways, for example, as 13881316761 + 39225169 = 117819^2 + 6263^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 13920541930.
It is not an unprimeable number, because it can be changed into a prime (13920541937) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 696027087 + ... + 696027106.
Almost surely, 213920541930 is an apocalyptic number.
13920541930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13920541930 is a deficient number, since it is larger than the sum of its proper divisors (11136433562).
13920541930 is a wasteful number, since it uses less digits than its factorization.
13920541930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1392054200.
The product of its (nonzero) digits is 29160, while the sum is 37.
The spelling of 13920541930 in words is "thirteen billion, nine hundred twenty million, five hundred forty-one thousand, nine hundred thirty".
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