Base | Representation |
---|---|
bin | 10011011111000… |
… | …11001110111111 |
3 | 102101120122000020 |
4 | 21233203032333 |
5 | 313321210111 |
6 | 24115303223 |
7 | 4023246600 |
oct | 1157431677 |
9 | 371518006 |
10 | 163460031 |
11 | 842a5a39 |
12 | 468aab13 |
13 | 27b32617 |
14 | 179cdda7 |
15 | e53c906 |
hex | 9be33bf |
163460031 has 48 divisors (see below), whose sum is σ = 263969280. Its totient is φ = 89644800.
The previous prime is 163460029. The next prime is 163460039. The reversal of 163460031 is 130064361.
It is not a de Polignac number, because 163460031 - 21 = 163460029 is a prime.
It is a super-2 number, since 2×1634600312 = 53438363469041922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 163459983 and 163460010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (163460039) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 407431 + ... + 407831.
It is an arithmetic number, because the mean of its divisors is an integer number (5499360).
Almost surely, 2163460031 is an apocalyptic number.
163460031 is a deficient number, since it is larger than the sum of its proper divisors (100509249).
163460031 is a wasteful number, since it uses less digits than its factorization.
163460031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 524 (or 517 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 24.
The square root of 163460031 is about 12785.1488454378. The cubic root of 163460031 is about 546.7689690969.
The spelling of 163460031 in words is "one hundred sixty-three million, four hundred sixty thousand, thirty-one".
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