Base | Representation |
---|---|
bin | 111111111110… |
… | …001011111110 |
3 | 1011112222211100 |
4 | 333332023332 |
5 | 13243113130 |
6 | 1355233530 |
7 | 262353342 |
oct | 77761376 |
9 | 34488740 |
10 | 16769790 |
11 | 9514434 |
12 | 57488a6 |
13 | 362206b |
14 | 2327622 |
15 | 1713c60 |
hex | ffe2fe |
16769790 has 48 divisors (see below), whose sum is σ = 43804800. Its totient is φ = 4451136.
The previous prime is 16769771. The next prime is 16769807. The reversal of 16769790 is 9796761.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 34771 + ... + 35249.
It is an arithmetic number, because the mean of its divisors is an integer number (912600).
Almost surely, 216769790 is an apocalyptic number.
16769790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
16769790 is an abundant number, since it is smaller than the sum of its proper divisors (27035010).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16769790 is a wasteful number, since it uses less digits than its factorization.
16769790 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 881 (or 878 counting only the distinct ones).
The product of its (nonzero) digits is 142884, while the sum is 45.
The square root of 16769790 is about 4095.0934055281. The cubic root of 16769790 is about 255.9622238367.
The spelling of 16769790 in words is "sixteen million, seven hundred sixty-nine thousand, seven hundred ninety".
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