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1310159141 = 41233313697
BaseRepresentation
bin100111000010111…
…0111000100100101
310101022021222110122
41032011313010211
510140400043031
6334001131325
744316111644
oct11605670445
93338258418
101310159141
11612606a55
12306929b45
1317b5840c5
14c600735b
157a04a47b
hex4e177125

1310159141 has 8 divisors (see below), whose sum is σ = 1342787544. Its totient is φ = 1277562880.

The previous prime is 1310159113. The next prime is 1310159161. The reversal of 1310159141 is 1419510131.

It can be written as a sum of positive squares in 4 ways, for example, as 102596641 + 1207562500 = 10129^2 + 34750^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1310159141 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1310159141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310159161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88805 + ... + 102501.

It is an arithmetic number, because the mean of its divisors is an integer number (167848443).

Almost surely, 21310159141 is an apocalyptic number.

It is an amenable number.

1310159141 is a deficient number, since it is larger than the sum of its proper divisors (32628403).

1310159141 is a wasteful number, since it uses less digits than its factorization.

1310159141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16071.

The product of its (nonzero) digits is 540, while the sum is 26.

The square root of 1310159141 is about 36196.1205241667. The cubic root of 1310159141 is about 1094.2284873468.

Adding to 1310159141 its reverse (1419510131), we get a palindrome (2729669272).

The spelling of 1310159141 in words is "one billion, three hundred ten million, one hundred fifty-nine thousand, one hundred forty-one".

Divisors: 1 41 2333 13697 95653 561577 31955101 1310159141