Base | Representation |
---|---|
bin | 100111100110001001… |
… | …1101111010101001010 |
3 | 22010111000220111201222 |
4 | 1033030103233111022 |
5 | 2343121204332130 |
6 | 103021353042042 |
7 | 6100113653336 |
oct | 1171423572512 |
9 | 263430814658 |
10 | 85032105290 |
11 | 33075452290 |
12 | 145910b6322 |
13 | 8031824a02 |
14 | 41891d67c6 |
15 | 232a167ce5 |
hex | 13cc4ef54a |
85032105290 has 16 divisors (see below), whose sum is σ = 166972134240. Its totient is φ = 30920765520.
The previous prime is 85032105289. The next prime is 85032105293. The reversal of 85032105290 is 9250123058.
It is an alternating number because its digits alternate between even and odd.
It is a self number, because there is not a number n which added to its sum of digits gives 85032105290.
It is not an unprimeable number, because it can be changed into a prime (85032105293) 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, 386509460 + ... + 386509679.
It is an arithmetic number, because the mean of its divisors is an integer number (10435758390).
Almost surely, 285032105290 is an apocalyptic number.
85032105290 is a deficient number, since it is larger than the sum of its proper divisors (81940028950).
85032105290 is a wasteful number, since it uses less digits than its factorization.
85032105290 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 773019157.
The product of its (nonzero) digits is 21600, while the sum is 35.
The spelling of 85032105290 in words is "eighty-five billion, thirty-two million, one hundred five thousand, two hundred ninety".
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