Base | Representation |
---|---|
bin | 1100010010001010100011 |
3 | 20001121012010 |
4 | 30102022203 |
5 | 1311021011 |
6 | 153004003 |
7 | 36241065 |
oct | 14221243 |
9 | 6047163 |
10 | 3220131 |
11 | 18aa372 |
12 | 10b3603 |
13 | 889905 |
14 | 5db735 |
15 | 4391a6 |
hex | 3122a3 |
3220131 has 8 divisors (see below), whose sum is σ = 4441680. Its totient is φ = 2072672.
The previous prime is 3220127. The next prime is 3220153. The reversal of 3220131 is 1310223.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 3220131 - 22 = 3220127 is a prime.
It is a super-2 number, since 2×32201312 = 20738487314322, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (3220831) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18420 + ... + 18593.
It is an arithmetic number, because the mean of its divisors is an integer number (555210).
Almost surely, 23220131 is an apocalyptic number.
3220131 is a deficient number, since it is larger than the sum of its proper divisors (1221549).
3220131 is a wasteful number, since it uses less digits than its factorization.
3220131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37045.
The product of its (nonzero) digits is 36, while the sum is 12.
The square root of 3220131 is about 1794.4723458443. The cubic root of 3220131 is about 147.6696276981.
Adding to 3220131 its reverse (1310223), we get a palindrome (4530354).
The spelling of 3220131 in words is "three million, two hundred twenty thousand, one hundred thirty-one".
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