Base | Representation |
---|---|
bin | 1011111001111110001000 |
3 | 12212120020210 |
4 | 23321332020 |
5 | 1244333112 |
6 | 150521120 |
7 | 35346135 |
oct | 13717610 |
9 | 5776223 |
10 | 3121032 |
11 | 1841972 |
12 | 10661a0 |
13 | 853785 |
14 | 5b358c |
15 | 419b3c |
hex | 2f9f88 |
3121032 has 16 divisors (see below), whose sum is σ = 7802640. Its totient is φ = 1040336.
The previous prime is 3121007. The next prime is 3121033. The reversal of 3121032 is 2301213.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 3120999 and 3121017.
It is not an unprimeable number, because it can be changed into a prime (3121033) 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 in 3 ways as a sum of consecutive naturals, for example, 64998 + ... + 65045.
It is an arithmetic number, because the mean of its divisors is an integer number (487665).
Almost surely, 23121032 is an apocalyptic number.
It is an amenable number.
3121032 is an abundant number, since it is smaller than the sum of its proper divisors (4681608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3121032 is a wasteful number, since it uses less digits than its factorization.
3121032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 130052 (or 130048 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 12.
The square root of 3121032 is about 1766.6442765877. The cubic root of 3121032 is about 146.1389806885.
Adding to 3121032 its reverse (2301213), we get a palindrome (5422245).
The spelling of 3121032 in words is "three million, one hundred twenty-one thousand, thirty-two".
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