Base | Representation |
---|---|
bin | 111101111000… |
… | …001011010010 |
3 | 1010112002212102 |
4 | 331320023102 |
5 | 13123032012 |
6 | 1335400402 |
7 | 254606126 |
oct | 75701322 |
9 | 33462772 |
10 | 16220882 |
11 | 9179a97 |
12 | 5523102 |
13 | 348c272 |
14 | 2223586 |
15 | 16562c2 |
hex | f782d2 |
16220882 has 4 divisors (see below), whose sum is σ = 24331326. Its totient is φ = 8110440.
The previous prime is 16220881. The next prime is 16220891. The reversal of 16220882 is 28802261.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 28802261 = 1607 ⋅17923.
It can be written as a sum of positive squares in only one way, i.e., 16168441 + 52441 = 4021^2 + 229^2 .
It is not an unprimeable number, because it can be changed into a prime (16220881) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4055219 + ... + 4055222.
Almost surely, 216220882 is an apocalyptic number.
16220882 is a deficient number, since it is larger than the sum of its proper divisors (8110444).
16220882 is an equidigital number, since it uses as much as digits as its factorization.
16220882 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8110443.
The product of its (nonzero) digits is 3072, while the sum is 29.
The square root of 16220882 is about 4027.5156113912. The cubic root of 16220882 is about 253.1384724222.
The spelling of 16220882 in words is "sixteen million, two hundred twenty thousand, eight hundred eighty-two".
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