Base | Representation |
---|---|
bin | 1000010010101000110011… |
… | …00011100100110010100010 |
3 | 2101120000102210120001211120 |
4 | 10021110121203210302202 |
5 | 4342210243110141100 |
6 | 102435531422353110 |
7 | 3561154645544553 |
oct | 411243143446242 |
9 | 71500383501746 |
10 | 18232564927650 |
11 | 589a4296415a7 |
12 | 206571512b796 |
13 | a23428946bb8 |
14 | 47066480a32a |
15 | 21940e20a0a0 |
hex | 1095198e4ca2 |
18232564927650 has 96 divisors (see below), whose sum is σ = 45497731173120. Its totient is φ = 4831810159680.
The previous prime is 18232564927613. The next prime is 18232564927663. The reversal of 18232564927650 is 5672946523281.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 459713521 + ... + 459753179.
It is an arithmetic number, because the mean of its divisors is an integer number (473934699720).
It is a 1-persistent number, because it is pandigital, but 2⋅18232564927650 = 36465129855300 is not.
Almost surely, 218232564927650 is an apocalyptic number.
18232564927650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 18232564927650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22748865586560).
18232564927650 is an abundant number, since it is smaller than the sum of its proper divisors (27265166245470).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18232564927650 is a wasteful number, since it uses less digits than its factorization.
18232564927650 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58640 (or 58635 counting only the distinct ones).
The product of its (nonzero) digits is 43545600, while the sum is 60.
The spelling of 18232564927650 in words is "eighteen trillion, two hundred thirty-two billion, five hundred sixty-four million, nine hundred twenty-seven thousand, six hundred fifty".
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