Base | Representation |
---|---|
bin | 1110111111010110010010… |
… | …1101101101100110000110 |
3 | 2011100121120121212101112010 |
4 | 3233311210231231212012 |
5 | 4130013032140011330 |
6 | 55015253110435050 |
7 | 3320514263606610 |
oct | 357654455554606 |
9 | 64317517771463 |
10 | 16481479219590 |
11 | 5284835391480 |
12 | 1a2227a062a86 |
13 | 927273556008 |
14 | 40d9ca4addb0 |
15 | 1d8ac3a853b0 |
hex | efd64b6d986 |
16481479219590 has 256 divisors, whose sum is σ = 50255890366464. Its totient is φ = 3359477721600.
The previous prime is 16481479219577. The next prime is 16481479219613. The reversal of 16481479219590 is 9591297418461.
It is a Harshad number since it is a multiple of its sum of digits (66).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 945518175 + ... + 945535605.
It is an arithmetic number, because the mean of its divisors is an integer number (196312071744).
Almost surely, 216481479219590 is an apocalyptic number.
16481479219590 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 16481479219590, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25127945183232).
16481479219590 is an abundant number, since it is smaller than the sum of its proper divisors (33774411146874).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16481479219590 is a wasteful number, since it uses less digits than its factorization.
16481479219590 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25235.
The product of its (nonzero) digits is 39191040, while the sum is 66.
The spelling of 16481479219590 in words is "sixteen trillion, four hundred eighty-one billion, four hundred seventy-nine million, two hundred nineteen thousand, five hundred ninety".
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