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7240033061 is a prime number
BaseRepresentation
bin1101011111000101…
…00010001100100101
3200200120101210020122
412233202202030211
5104311422024221
63154231011325
7344262160052
oct65742421445
920616353218
107240033061
11308589aaa8
1214a0809b45
138b4c68b41
144c97a0029
152c592eeab
hex1af8a2325

7240033061 has 2 divisors, whose sum is σ = 7240033062. Its totient is φ = 7240033060.

The previous prime is 7240033013. The next prime is 7240033063. The reversal of 7240033061 is 1603300427.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5170329025 + 2069704036 = 71905^2 + 45494^2 .

It is a cyclic number.

It is not a de Polignac number, because 7240033061 - 226 = 7172924197 is a prime.

It is a Sophie Germain prime.

Together with 7240033063, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 7240033061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7240033063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3620016530 + 3620016531.

It is an arithmetic number, because the mean of its divisors is an integer number (3620016531).

Almost surely, 27240033061 is an apocalyptic number.

It is an amenable number.

7240033061 is a deficient number, since it is larger than the sum of its proper divisors (1).

7240033061 is an equidigital number, since it uses as much as digits as its factorization.

7240033061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 7240033061 is about 85088.3838194145. The cubic root of 7240033061 is about 1934.5509988307.

Adding to 7240033061 its reverse (1603300427), we get a palindrome (8843333488).

The spelling of 7240033061 in words is "seven billion, two hundred forty million, thirty-three thousand, sixty-one".