Base | Representation |
---|---|
bin | 11110101110001011… |
… | …00011000101100000 |
3 | 1120120110100110120221 |
4 | 33113011203011200 |
5 | 232234311122020 |
6 | 11324344012424 |
7 | 1122503035453 |
oct | 172705430540 |
9 | 46513313527 |
10 | 16493457760 |
11 | 6aa4143a2a |
12 | 3243761114 |
13 | 172b08a580 |
14 | b2670349a |
15 | 667eba6aa |
hex | 3d7163160 |
16493457760 has 48 divisors (see below), whose sum is σ = 41963168016. Its totient is φ = 6089891328.
The previous prime is 16493457731. The next prime is 16493457763. The reversal of 16493457760 is 6775439461.
It is a Harshad number since it is a multiple of its sum of digits (52).
It is a junction number, because it is equal to n+sod(n) for n = 16493457698 and 16493457707.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16493457763) 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, 3962694 + ... + 3966853.
It is an arithmetic number, because the mean of its divisors is an integer number (874232667).
Almost surely, 216493457760 is an apocalyptic number.
16493457760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
16493457760 is an abundant number, since it is smaller than the sum of its proper divisors (25469710256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16493457760 is a wasteful number, since it uses less digits than its factorization.
16493457760 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7929575 (or 7929567 counting only the distinct ones).
The product of its (nonzero) digits is 3810240, while the sum is 52.
The spelling of 16493457760 in words is "sixteen billion, four hundred ninety-three million, four hundred fifty-seven thousand, seven hundred sixty".
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