Base | Representation |
---|---|
bin | 111101111011… |
… | …010011010000 |
3 | 1010112202102102 |
4 | 331323103100 |
5 | 13123434210 |
6 | 1335535532 |
7 | 254661341 |
oct | 75732320 |
9 | 33482372 |
10 | 16233680 |
11 | 9188671 |
12 | 552a5a8 |
13 | 3495038 |
14 | 22280c8 |
15 | 1659ea5 |
hex | f7b4d0 |
16233680 has 20 divisors (see below), whose sum is σ = 37743492. Its totient is φ = 6493440.
The previous prime is 16233647. The next prime is 16233703. The reversal of 16233680 is 8633261.
It can be written as a sum of positive squares in 2 ways, for example, as 3474496 + 12759184 = 1864^2 + 3572^2 .
It is a tau number, because it is divible by the number of its divisors (20).
It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101381 + ... + 101540.
Almost surely, 216233680 is an apocalyptic number.
16233680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
16233680 is an abundant number, since it is smaller than the sum of its proper divisors (21509812).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16233680 is a wasteful number, since it uses less digits than its factorization.
16233680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 202934 (or 202928 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 29.
The square root of 16233680 is about 4029.1041187837. The cubic root of 16233680 is about 253.2050289043.
The spelling of 16233680 in words is "sixteen million, two hundred thirty-three thousand, six hundred eighty".
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