Base | Representation |
---|---|
bin | 11110101001101001… |
… | …00111010011010000 |
3 | 1120110210212012010222 |
4 | 33110310213103100 |
5 | 232200044323034 |
6 | 11320505412212 |
7 | 1121532065060 |
oct | 172464472320 |
9 | 46423765128 |
10 | 16455464144 |
11 | 6a84753849 |
12 | 3232a9a068 |
13 | 1723247042 |
14 | b216533a0 |
15 | 6649b312e |
hex | 3d4d274d0 |
16455464144 has 80 divisors (see below), whose sum is σ = 38530200576. Its totient is φ = 6658329600.
The previous prime is 16455464131. The next prime is 16455464167. The reversal of 16455464144 is 44146455461.
16455464144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 16455464095 and 16455464104.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84554 + ... + 200150.
Almost surely, 216455464144 is an apocalyptic number.
16455464144 is a gapful number since it is divisible by the number (14) 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 16455464144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19265100288).
16455464144 is an abundant number, since it is smaller than the sum of its proper divisors (22074736432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16455464144 is a wasteful number, since it uses less digits than its factorization.
16455464144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 115684 (or 115678 counting only the distinct ones).
The product of its digits is 921600, while the sum is 44.
The spelling of 16455464144 in words is "sixteen billion, four hundred fifty-five million, four hundred sixty-four thousand, one hundred forty-four".
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