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3001031131 = 717228711027
BaseRepresentation
bin1011001011100000…
…0001100111011011
321202010222011210011
42302320001213123
522121230444011
61213442302351
7134240225620
oct26270014733
97663864704
103001031131
11130000511a
126b90579b7
1338a985987
142067d4347
151286e9621
hexb2e019db

3001031131 has 16 divisors (see below), whose sum is σ = 3633417216. Its totient is φ = 2419721856.

The previous prime is 3001031129. The next prime is 3001031149. The reversal of 3001031131 is 1311301003.

It is a happy number.

3001031131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3001031131 - 21 = 3001031129 is a prime.

It is a super-2 number, since 2×30010311312 = 18012375698462278322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3001034131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 266640 + ... + 277666.

It is an arithmetic number, because the mean of its divisors is an integer number (227088576).

Almost surely, 23001031131 is an apocalyptic number.

3001031131 is a deficient number, since it is larger than the sum of its proper divisors (632386085).

3001031131 is a wasteful number, since it uses less digits than its factorization.

3001031131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13338.

The product of its (nonzero) digits is 27, while the sum is 13.

The square root of 3001031131 is about 54781.6678369690. The cubic root of 3001031131 is about 1442.4147900731.

Adding to 3001031131 its reverse (1311301003), we get a palindrome (4312332134).

The spelling of 3001031131 in words is "three billion, one million, thirty-one thousand, one hundred thirty-one".

Divisors: 1 7 17 119 2287 11027 16009 38879 77189 187459 272153 1312213 25218749 176531243 428718733 3001031131