Base | Representation |
---|---|
bin | 111101111011… |
… | …001000011110 |
3 | 1010112201110212 |
4 | 331323020132 |
5 | 13123423430 |
6 | 1335532422 |
7 | 254656334 |
oct | 75731036 |
9 | 33481425 |
10 | 16232990 |
11 | 91880a4 |
12 | 552a112 |
13 | 3494927 |
14 | 2227b54 |
15 | 1659b95 |
hex | f7b21e |
16232990 has 8 divisors (see below), whose sum is σ = 29219400. Its totient is φ = 6493192.
The previous prime is 16232981. The next prime is 16233017. The reversal of 16232990 is 9923261.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
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, 811640 + ... + 811659.
It is an arithmetic number, because the mean of its divisors is an integer number (3652425).
Almost surely, 216232990 is an apocalyptic number.
16232990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
16232990 is a deficient number, since it is larger than the sum of its proper divisors (12986410).
16232990 is a wasteful number, since it uses less digits than its factorization.
16232990 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1623306.
The product of its (nonzero) digits is 5832, while the sum is 32.
The square root of 16232990 is about 4029.0184908982. The cubic root of 16232990 is about 253.2014414256.
The spelling of 16232990 in words is "sixteen million, two hundred thirty-two thousand, nine hundred ninety".
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