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1313106052 = 221791833947
BaseRepresentation
bin100111001000100…
…0110100010000100
310101111211200212111
41032101012202010
510142123343202
6334144230404
744353134346
oct11621064204
93344750774
101313106052
1161423a015
1230790b404
1317c07653b
14c6573296
157a42d6d7
hex4e446884

1313106052 has 12 divisors (see below), whose sum is σ = 2310774480. Its totient is φ = 652884776.

The previous prime is 1313106049. The next prime is 1313106059. The reversal of 1313106052 is 2506013131.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1313106059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 916258 + ... + 917689.

It is an arithmetic number, because the mean of its divisors is an integer number (192564540).

Almost surely, 21313106052 is an apocalyptic number.

It is an amenable number.

1313106052 is a deficient number, since it is larger than the sum of its proper divisors (997668428).

1313106052 is a wasteful number, since it uses less digits than its factorization.

1313106052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1834130 (or 1834128 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 1313106052 is about 36236.8052123804. The cubic root of 1313106052 is about 1095.0482807121.

Adding to 1313106052 its reverse (2506013131), we get a palindrome (3819119183).

The spelling of 1313106052 in words is "one billion, three hundred thirteen million, one hundred six thousand, fifty-two".

Divisors: 1 2 4 179 358 716 1833947 3667894 7335788 328276513 656553026 1313106052