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913056041 = 7312507617
BaseRepresentation
bin110110011011000…
…010000100101001
32100122002001102102
4312123002010221
53332220243131
6230333543145
731424563652
oct6633020451
92318061372
10913056041
1142943a577
12215944ab5
13117218261
1489398529
155525a1cb
hex366c2129

913056041 has 4 divisors (see below), whose sum is σ = 925563732. Its totient is φ = 900548352.

The previous prime is 913056031. The next prime is 913056061. The reversal of 913056041 is 140650319.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 140650319 = 294850011.

It can be written as a sum of positive squares in 2 ways, for example, as 262602025 + 650454016 = 16205^2 + 25504^2 .

It is a cyclic number.

It is not a de Polignac number, because 913056041 - 26 = 913055977 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 913055995 and 913056013.

It is not an unprimeable number, because it can be changed into a prime (913056031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6253736 + ... + 6253881.

It is an arithmetic number, because the mean of its divisors is an integer number (231390933).

Almost surely, 2913056041 is an apocalyptic number.

It is an amenable number.

913056041 is a deficient number, since it is larger than the sum of its proper divisors (12507691).

913056041 is a wasteful number, since it uses less digits than its factorization.

913056041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12507690.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 913056041 is about 30216.8171884466. The cubic root of 913056041 is about 970.1356812365.

The spelling of 913056041 in words is "nine hundred thirteen million, fifty-six thousand, forty-one".

Divisors: 1 73 12507617 913056041