Base | Representation |
---|---|
bin | 1001100000100000011… |
… | …1111001100110111100 |
3 | 120121121210112002101121 |
4 | 2120020013321212330 |
5 | 10134012312432243 |
6 | 203012323120324 |
7 | 14541561660520 |
oct | 2301007714674 |
9 | 517553462347 |
10 | 163345045948 |
11 | 63302024747 |
12 | 277a7b130a4 |
13 | 12532291456 |
14 | 7c97c97d80 |
15 | 43b048c1ed |
hex | 26081f99bc |
163345045948 has 18 divisors (see below), whose sum is σ = 326694369176. Its totient is φ = 70004103144.
The previous prime is 163345045943. The next prime is 163345045949. The reversal of 163345045948 is 849540543361.
It is a junction number, because it is equal to n+sod(n) for n = 163345045895 and 163345045904.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (163345045943) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2100423 + ... + 2176801.
Almost surely, 2163345045948 is an apocalyptic number.
It is an amenable number.
163345045948 is an abundant number, since it is smaller than the sum of its proper divisors (163349323228).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
163345045948 is an frugal number, since it uses more digits than its factorization.
163345045948 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 152769 (or 76388 counting only the distinct ones).
The product of its (nonzero) digits is 6220800, while the sum is 52.
The spelling of 163345045948 in words is "one hundred sixty-three billion, three hundred forty-five million, forty-five thousand, nine hundred forty-eight".
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