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3003131131 = 711133000131
BaseRepresentation
bin1011001100000000…
…0010010011111011
321202021220212102221
42303000002103323
522122300144011
61213555304511
7134264123230
oct26300022373
97667825387
103003131131
111301209960
126b98ab137
1338b23c790
14206bbd787
151289b1971
hexb30024fb

3003131131 has 16 divisors (see below), whose sum is σ = 4032177408. Its totient is φ = 2160093600.

The previous prime is 3003131113. The next prime is 3003131147. The reversal of 3003131131 is 1311313003.

It is not a de Polignac number, because 3003131131 - 25 = 3003131099 is a prime.

It is a super-2 number, since 2×30031311312 = 18037593179962678322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3003131101) 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, 1499065 + ... + 1501066.

It is an arithmetic number, because the mean of its divisors is an integer number (252011088).

Almost surely, 23003131131 is an apocalyptic number.

3003131131 is a deficient number, since it is larger than the sum of its proper divisors (1029046277).

3003131131 is a wasteful number, since it uses less digits than its factorization.

3003131131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3000162.

The product of its (nonzero) digits is 81, while the sum is 16.

The square root of 3003131131 is about 54800.8314809182. The cubic root of 3003131131 is about 1442.7511594365.

Adding to 3003131131 its reverse (1311313003), we get a palindrome (4314444134).

The spelling of 3003131131 in words is "three billion, three million, one hundred thirty-one thousand, one hundred thirty-one".

Divisors: 1 7 11 13 77 91 143 1001 3000131 21000917 33001441 39001703 231010087 273011921 429018733 3003131131