Base | Representation |
---|---|
bin | 1101111011111001110010… |
… | …01000011001111010101110 |
3 | 11000111200112002012202211220 |
4 | 12331330321020121322232 |
5 | 13004044041320132312 |
6 | 145102212115324210 |
7 | 6312032205256146 |
oct | 675747110317256 |
9 | 130450462182756 |
10 | 30645550161582 |
11 | 9845783158194 |
12 | 352b3908b0666 |
13 | 1413b2ac76795 |
14 | 77d376d91926 |
15 | 382263a0ac8c |
hex | 1bdf39219eae |
30645550161582 has 8 divisors (see below), whose sum is σ = 61291100323176. Its totient is φ = 10215183387192.
The previous prime is 30645550161571. The next prime is 30645550161599. The reversal of 30645550161582 is 28516105554603.
It is a sphenic number, since it is the product of 3 distinct primes.
30645550161582 is an admirable number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2553795846793 + ... + 2553795846804.
It is an arithmetic number, because the mean of its divisors is an integer number (7661387540397).
Almost surely, 230645550161582 is an apocalyptic number.
30645550161582 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30645550161582 is a wasteful number, since it uses less digits than its factorization.
30645550161582 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5107591693602.
The product of its (nonzero) digits is 4320000, while the sum is 51.
The spelling of 30645550161582 in words is "thirty trillion, six hundred forty-five billion, five hundred fifty million, one hundred sixty-one thousand, five hundred eighty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •