Base | Representation |
---|---|
bin | 111110100010… |
… | …010100001000 |
3 | 1010211212121221 |
4 | 332202110020 |
5 | 13144042410 |
6 | 1343211424 |
7 | 256225255 |
oct | 76422410 |
9 | 33755557 |
10 | 16393480 |
11 | 9287734 |
12 | 55a6b74 |
13 | 351c9ac |
14 | 226a42c |
15 | 168c4da |
hex | fa2508 |
16393480 has 64 divisors (see below), whose sum is σ = 39087360. Its totient is φ = 6175488.
The previous prime is 16393463. The next prime is 16393499. The reversal of 16393480 is 8439361.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94674 + ... + 94846.
It is an arithmetic number, because the mean of its divisors is an integer number (610740).
Almost surely, 216393480 is an apocalyptic number.
16393480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 16393480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19543680).
16393480 is an abundant number, since it is smaller than the sum of its proper divisors (22693880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16393480 is a wasteful number, since it uses less digits than its factorization.
16393480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 310 (or 306 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 34.
The square root of 16393480 is about 4048.8862666170. The cubic root of 16393480 is about 254.0331450743.
The spelling of 16393480 in words is "sixteen million, three hundred ninety-three thousand, four hundred eighty".
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