Search a number
-
+
1031313041 = 11175515043
BaseRepresentation
bin111101011110001…
…001011010010001
32122212121010112022
4331132021122101
54103004004131
6250200341225
734362005363
oct7536113221
92585533468
101031313041
1148a170830
12249474815
13135881a05
149ad7cd33
156081937b
hex3d789691

1031313041 has 8 divisors (see below), whose sum is σ = 1191249504. Its totient is φ = 882406720.

The previous prime is 1031313011. The next prime is 1031313071. The reversal of 1031313041 is 1403131301.

It is an interprime number because it is at equal distance from previous prime (1031313011) and next prime (1031313071).

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

It is a cyclic number.

It is not a de Polignac number, because 1031313041 - 226 = 964204177 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1031313001) 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, 2757335 + ... + 2757708.

It is an arithmetic number, because the mean of its divisors is an integer number (148906188).

Almost surely, 21031313041 is an apocalyptic number.

1031313041 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1031313041 is a deficient number, since it is larger than the sum of its proper divisors (159936463).

1031313041 is a wasteful number, since it uses less digits than its factorization.

1031313041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5515071.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1031313041 is about 32114.0629787014. The cubic root of 1031313041 is about 1010.3305917108.

Adding to 1031313041 its reverse (1403131301), we get a palindrome (2434444342).

The spelling of 1031313041 in words is "one billion, thirty-one million, three hundred thirteen thousand, forty-one".

Divisors: 1 11 17 187 5515043 60665473 93755731 1031313041