Base | Representation |
---|---|
bin | 1011100001100011010100 |
3 | 12200111001100 |
4 | 23201203110 |
5 | 1233133022 |
6 | 144430100 |
7 | 34451421 |
oct | 13414324 |
9 | 5614040 |
10 | 3021012 |
11 | 1783805 |
12 | 1018330 |
13 | 81a0a7 |
14 | 588d48 |
15 | 3ea1ac |
hex | 2e18d4 |
3021012 has 36 divisors (see below), whose sum is σ = 7885696. Its totient is φ = 974160.
The previous prime is 3021001. The next prime is 3021059. The reversal of 3021012 is 2101203.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 3020985 and 3021003.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 238 + ... + 2469.
Almost surely, 23021012 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3021012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3942848).
3021012 is an abundant number, since it is smaller than the sum of its proper divisors (4864684).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3021012 is a wasteful number, since it uses less digits than its factorization.
3021012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2748 (or 2743 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 9.
The square root of 3021012 is about 1738.1058655905. The cubic root of 3021012 is about 144.5608911527.
Adding to 3021012 its reverse (2101203), we get a palindrome (5122215).
The spelling of 3021012 in words is "three million, twenty-one thousand, twelve".
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