Base | Representation |
---|---|
bin | 1101101110111111101010… |
… | …1100101011011011100100 |
3 | 1222110122100202220000001220 |
4 | 3123233322230223123210 |
5 | 3434403340102433133 |
6 | 52041151102220340 |
7 | 3116004153433035 |
oct | 333577254533344 |
9 | 58418322800056 |
10 | 15101016061668 |
11 | 48a233997a869 |
12 | 183a8178846b0 |
13 | 8570343a1034 |
14 | 3a2c70864a8c |
15 | 1b2c2aba45b3 |
hex | dbbfab2b6e4 |
15101016061668 has 12 divisors (see below), whose sum is σ = 35235704143920. Its totient is φ = 5033672020552.
The previous prime is 15101016061661. The next prime is 15101016061669. The reversal of 15101016061668 is 86616061010151.
It is a tau number, because it is divible by the number of its divisors (12).
It is not an unprimeable number, because it can be changed into a prime (15101016061661) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 629209002558 + ... + 629209002581.
It is an arithmetic number, because the mean of its divisors is an integer number (2936308678660).
Almost surely, 215101016061668 is an apocalyptic number.
It is an amenable number.
15101016061668 is an abundant number, since it is smaller than the sum of its proper divisors (20134688082252).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15101016061668 is a wasteful number, since it uses less digits than its factorization.
15101016061668 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1258418005146 (or 1258418005144 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 42.
The spelling of 15101016061668 in words is "fifteen trillion, one hundred one billion, sixteen million, sixty-one thousand, six hundred sixty-eight".
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