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3013505131 = 7131132271291
BaseRepresentation
bin1011001110011110…
…0111000001101011
321210000102220220011
42303213213001223
522132424131011
61215005512351
7134451241150
oct26347470153
97700386804
103013505131
11130705500a
127012726b7
13390432640
14208320227
15129860621
hexb39e706b

3013505131 has 32 divisors (see below), whose sum is σ = 3761146368. Its totient is φ = 2350978560.

The previous prime is 3013505087. The next prime is 3013505141. The reversal of 3013505131 is 1315053103.

It is not a de Polignac number, because 3013505131 - 27 = 3013505003 is a prime.

It is a super-2 number, since 2×30135051312 = 18162426349126654322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3013505141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2333596 + ... + 2334886.

It is an arithmetic number, because the mean of its divisors is an integer number (117535824).

Almost surely, 23013505131 is an apocalyptic number.

3013505131 is a deficient number, since it is larger than the sum of its proper divisors (747641237).

3013505131 is a wasteful number, since it uses less digits than its factorization.

3013505131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1651.

The product of its (nonzero) digits is 675, while the sum is 22.

The square root of 3013505131 is about 54895.4017291066. The cubic root of 3013505131 is about 1444.4105274743.

Adding to 3013505131 its reverse (1315053103), we get a palindrome (4328558234).

The spelling of 3013505131 in words is "three billion, thirteen million, five hundred five thousand, one hundred thirty-one".

Divisors: 1 7 13 91 113 227 791 1291 1469 1589 2951 9037 10283 16783 20657 25651 117481 145883 179557 293057 333463 1021181 1896479 2051399 2334241 3809741 13275353 26668187 33115441 231808087 430500733 3013505131