Base | Representation |
---|---|
bin | 1110111101000011010011… |
… | …1110101000100101010000 |
3 | 2011012211201220020110012010 |
4 | 3233100310332220211100 |
5 | 4123341231023042342 |
6 | 54545210020502520 |
7 | 3314616450004500 |
oct | 357206476504520 |
9 | 64184656213163 |
10 | 16442023643472 |
11 | 526a028782129 |
12 | 1a166a854aa40 |
13 | 923626210b7b |
14 | 40bb2633da00 |
15 | 1d7a64c8e29c |
hex | ef434fa8950 |
16442023643472 has 60 divisors (see below), whose sum is σ = 49409958813216. Its totient is φ = 4697721040320.
The previous prime is 16442023643447. The next prime is 16442023643473. The reversal of 16442023643472 is 27434632024461.
16442023643472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×164420236434723 (a number of 41 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16442023643473) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3495325804 + ... + 3495330507.
Almost surely, 216442023643472 is an apocalyptic number.
16442023643472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
16442023643472 is an abundant number, since it is smaller than the sum of its proper divisors (32967935169744).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16442023643472 is a wasteful number, since it uses less digits than its factorization.
16442023643472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6990656336 (or 6990656323 counting only the distinct ones).
The product of its (nonzero) digits is 4644864, while the sum is 48.
The spelling of 16442023643472 in words is "sixteen trillion, four hundred forty-two billion, twenty-three million, six hundred forty-three thousand, four hundred seventy-two".
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