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61303049 is a prime number
BaseRepresentation
bin1110100111011…
…0100100001001
311021100111222022
43221312210021
5111143144144
610025534225
71343032043
oct351664411
9137314868
1061303049
1131670985
1218644375
13c9150c2
1481daa93
1555adcee
hex3a76909

61303049 has 2 divisors, whose sum is σ = 61303050. Its totient is φ = 61303048.

The previous prime is 61303019. The next prime is 61303097. The reversal of 61303049 is 94030316.

61303049 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50623225 + 10679824 = 7115^2 + 3268^2 .

It is a cyclic number.

It is not a de Polignac number, because 61303049 - 28 = 61302793 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (61303009) 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 as a sum of consecutive naturals, namely, 30651524 + 30651525.

It is an arithmetic number, because the mean of its divisors is an integer number (30651525).

Almost surely, 261303049 is an apocalyptic number.

It is an amenable number.

61303049 is a deficient number, since it is larger than the sum of its proper divisors (1).

61303049 is an equidigital number, since it uses as much as digits as its factorization.

61303049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 61303049 is about 7829.6263640100. The cubic root of 61303049 is about 394.3005278376.

The spelling of 61303049 in words is "sixty-one million, three hundred three thousand, forty-nine".