Base | Representation |
---|---|
bin | 1111010110100101011000… |
… | …0111001010110001001010 |
3 | 2012202202221122120201122220 |
4 | 3311221112013022301022 |
5 | 4203033101021133340 |
6 | 55522512044554510 |
7 | 3361405434110616 |
oct | 365512607126112 |
9 | 65682848521586 |
10 | 16880666192970 |
11 | 5419060a95948 |
12 | 1a87704b52a36 |
13 | 955abc6000c8 |
14 | 4250586b6346 |
15 | 1e4188dd1ed0 |
hex | f5a561cac4a |
16880666192970 has 128 divisors (see below), whose sum is σ = 42417246412800. Its totient is φ = 4291332080640.
The previous prime is 16880666192969. The next prime is 16880666192987. The reversal of 16880666192970 is 7929166608861.
16880666192970 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-2 number, since 2×168806661929702 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (69).
It is a junction number, because it is equal to n+sod(n) for n = 16880666192895 and 16880666192904.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 290520981 + ... + 290579079.
It is an arithmetic number, because the mean of its divisors is an integer number (331384737600).
Almost surely, 216880666192970 is an apocalyptic number.
16880666192970 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 16880666192970, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21208623206400).
16880666192970 is an abundant number, since it is smaller than the sum of its proper divisors (25536580219830).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16880666192970 is a wasteful number, since it uses less digits than its factorization.
16880666192970 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59540.
The product of its (nonzero) digits is 94058496, while the sum is 69.
The spelling of 16880666192970 in words is "sixteen trillion, eight hundred eighty billion, six hundred sixty-six million, one hundred ninety-two thousand, nine hundred seventy".
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