Base | Representation |
---|---|
bin | 10011100011001… |
… | …00100011000000 |
3 | 102102120112120110 |
4 | 21301210203000 |
5 | 313440132241 |
6 | 24134511320 |
7 | 4030614033 |
oct | 1161444300 |
9 | 372515513 |
10 | 163989696 |
11 | 84627982 |
12 | 46b05540 |
13 | 27c89730 |
14 | 17acb01a |
15 | e5e4816 |
hex | 9c648c0 |
163989696 has 56 divisors (see below), whose sum is σ = 467272624. Its totient is φ = 50457600.
The previous prime is 163989691. The next prime is 163989697. The reversal of 163989696 is 696989361.
It is not an unprimeable number, because it can be changed into a prime (163989691) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30355 + ... + 35346.
It is an arithmetic number, because the mean of its divisors is an integer number (8344154).
Almost surely, 2163989696 is an apocalyptic number.
163989696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
163989696 is an abundant number, since it is smaller than the sum of its proper divisors (303282928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
163989696 is a wasteful number, since it uses less digits than its factorization.
163989696 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65729 (or 65719 counting only the distinct ones).
The product of its digits is 3779136, while the sum is 57.
The square root of 163989696 is about 12805.8461649358. The cubic root of 163989696 is about 547.3589036132.
The spelling of 163989696 in words is "one hundred sixty-three million, nine hundred eighty-nine thousand, six hundred ninety-six".
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