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1011330241 = 1242181421
BaseRepresentation
bin111100010001111…
…010110011000001
32121110222220021121
4330101322303001
54032400031431
6244204152241
734030110445
oct7421726301
92543886247
101011330241
11479962419
12242838681
131316a637c
149845a825
155dbbd611
hex3c47acc1

1011330241 has 4 divisors (see below), whose sum is σ = 1011424084. Its totient is φ = 1011236400.

The previous prime is 1011330197. The next prime is 1011330251. The reversal of 1011330241 is 1420331101.

1011330241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 991935025 + 19395216 = 31495^2 + 4404^2 .

It is a cyclic number.

It is not a de Polignac number, because 1011330241 - 215 = 1011297473 is a prime.

It is a super-2 number, since 2×10113302412 = 2045577712722236162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011330251) 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, 28290 + ... + 53131.

It is an arithmetic number, because the mean of its divisors is an integer number (252856021).

Almost surely, 21011330241 is an apocalyptic number.

It is an amenable number.

1011330241 is a deficient number, since it is larger than the sum of its proper divisors (93843).

1011330241 is an equidigital number, since it uses as much as digits as its factorization.

1011330241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93842.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1011330241 is about 31801.4188519946. The cubic root of 1011330241 is about 1003.7625722942.

Adding to 1011330241 its reverse (1420331101), we get a palindrome (2431661342).

The spelling of 1011330241 in words is "one billion, eleven million, three hundred thirty thousand, two hundred forty-one".

Divisors: 1 12421 81421 1011330241