Base | Representation |
---|---|
bin | 111111010111… |
… | …111100010100 |
3 | 1011021000221111 |
4 | 333113330110 |
5 | 13223110030 |
6 | 1352024404 |
7 | 261131545 |
oct | 77277424 |
9 | 34230844 |
10 | 16613140 |
11 | 9417775 |
12 | 5692104 |
13 | 359897b |
14 | 22c64cc |
15 | 16d262a |
hex | fd7f14 |
16613140 has 12 divisors (see below), whose sum is σ = 34887636. Its totient is φ = 6645248.
The previous prime is 16613099. The next prime is 16613183. The reversal of 16613140 is 4131661.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 6990736 + 9622404 = 2644^2 + 3102^2 .
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, 415309 + ... + 415348.
It is an arithmetic number, because the mean of its divisors is an integer number (2907303).
Almost surely, 216613140 is an apocalyptic number.
16613140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
16613140 is an abundant number, since it is smaller than the sum of its proper divisors (18274496).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16613140 is a wasteful number, since it uses less digits than its factorization.
16613140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 830666 (or 830664 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 22.
The square root of 16613140 is about 4075.9219815890. The cubic root of 16613140 is about 255.1627309366.
The spelling of 16613140 in words is "sixteen million, six hundred thirteen thousand, one hundred forty".
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