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1013032241 = 1377925557
BaseRepresentation
bin111100011000011…
…010010100110001
32121121012100222122
4330120122110301
54033314012431
6244304444025
734050426524
oct7430322461
92547170878
101013032241
1147a915131
12243319615
13131b50c80
1498780bbb
155de07a7b
hex3c61a531

1013032241 has 4 divisors (see below), whose sum is σ = 1090957812. Its totient is φ = 935106672.

The previous prime is 1013032151. The next prime is 1013032249. The reversal of 1013032241 is 1422303101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 166513216 + 846519025 = 12904^2 + 29095^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1013032241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1013032249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38962766 + ... + 38962791.

It is an arithmetic number, because the mean of its divisors is an integer number (272739453).

Almost surely, 21013032241 is an apocalyptic number.

It is an amenable number.

1013032241 is a deficient number, since it is larger than the sum of its proper divisors (77925571).

1013032241 is an equidigital number, since it uses as much as digits as its factorization.

1013032241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77925570.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1013032241 is about 31828.1674150429. The cubic root of 1013032241 is about 1004.3253447524.

Adding to 1013032241 its reverse (1422303101), we get a palindrome (2435335342).

The spelling of 1013032241 in words is "one billion, thirteen million, thirty-two thousand, two hundred forty-one".

Divisors: 1 13 77925557 1013032241