Base | Representation |
---|---|
bin | 1110010010111100111… |
… | …1001010110001110010 |
3 | 212110221200100022021110 |
4 | 3210233033022301302 |
5 | 13011000021010310 |
6 | 304455113134150 |
7 | 23513223335310 |
oct | 3445717126162 |
9 | 773850308243 |
10 | 245605641330 |
11 | 95184a88575 |
12 | 3b7249ba356 |
13 | 1a21185286a |
14 | bc5cd650b0 |
15 | 65c7146d20 |
hex | 392f3cac72 |
245605641330 has 128 divisors (see below), whose sum is σ = 676542896640. Its totient is φ = 55898818560.
The previous prime is 245605641317. The next prime is 245605641349. The reversal of 245605641330 is 33146506542.
245605641330 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 55301910 + ... + 55306350.
It is an arithmetic number, because the mean of its divisors is an integer number (5285491380).
Almost surely, 2245605641330 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 245605641330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (338271448320).
245605641330 is an abundant number, since it is smaller than the sum of its proper divisors (430937255310).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245605641330 is a wasteful number, since it uses less digits than its factorization.
245605641330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5524.
The product of its (nonzero) digits is 259200, while the sum is 39.
The spelling of 245605641330 in words is "two hundred forty-five billion, six hundred five million, six hundred forty-one thousand, three hundred thirty".
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