Base | Representation |
---|---|
bin | 11110001010111010… |
… | …00011100010000000 |
3 | 1112210211200212022012 |
4 | 33011131003202000 |
5 | 231133043130310 |
6 | 11235135232052 |
7 | 1112251404212 |
oct | 170535034200 |
9 | 45724625265 |
10 | 16197630080 |
11 | 696215a245 |
12 | 3180678628 |
13 | 16b19c08c8 |
14 | ad92d85b2 |
15 | 64c032c05 |
hex | 3c5743880 |
16197630080 has 64 divisors (see below), whose sum is σ = 38755848600. Its totient is φ = 6473465856.
The previous prime is 16197630049. The next prime is 16197630103. The reversal of 16197630080 is 8003679161.
It can be written as a sum of positive squares in 4 ways, for example, as 15673036864 + 524593216 = 125192^2 + 22904^2 .
It is a tau number, because it is divible by the number of its divisors (64).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 776264 + ... + 796856.
Almost surely, 216197630080 is an apocalyptic number.
16197630080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 16197630080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19377924300).
16197630080 is an abundant number, since it is smaller than the sum of its proper divisors (22558218520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16197630080 is a wasteful number, since it uses less digits than its factorization.
16197630080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21841 (or 21829 counting only the distinct ones).
The product of its (nonzero) digits is 54432, while the sum is 41.
The spelling of 16197630080 in words is "sixteen billion, one hundred ninety-seven million, six hundred thirty thousand, eighty".
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