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3001132220 = 225150056611
BaseRepresentation
bin1011001011100001…
…1010010010111100
321202011011022110012
42302320122102330
522121242212340
61213444402352
7134241126422
oct26270322274
97664138405
103001132220
111300074069
126b90a63b8
1338a9bc9a8
1420681d112
15128719565
hexb2e1a4bc

3001132220 has 12 divisors (see below), whose sum is σ = 6302377704. Its totient is φ = 1200452880.

The previous prime is 3001132171. The next prime is 3001132231. The reversal of 3001132220 is 222311003.

It is a happy number.

3001132220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3001132195 and 3001132204.

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, 75028286 + ... + 75028325.

It is an arithmetic number, because the mean of its divisors is an integer number (525198142).

Almost surely, 23001132220 is an apocalyptic number.

It is an amenable number.

3001132220 is an abundant number, since it is smaller than the sum of its proper divisors (3301245484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3001132220 is a wasteful number, since it uses less digits than its factorization.

3001132220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150056620 (or 150056618 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 3001132220 is about 54782.5904827437. The cubic root of 3001132220 is about 1442.4309856878.

Adding to 3001132220 its reverse (222311003), we get a palindrome (3223443223).

The spelling of 3001132220 in words is "three billion, one million, one hundred thirty-two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 150056611 300113222 600226444 750283055 1500566110 3001132220