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61202041 = 563108707
BaseRepresentation
bin1110100101110…
…1111001111001
311021011101102021
43221131321321
5111131431131
610023434441
71342131415
oct351357171
9137141367
1061202041
1131601aaa
12185b5a21
13c8ab134
1481b1d45
15558de11
hex3a5de79

61202041 has 4 divisors (see below), whose sum is σ = 61311312. Its totient is φ = 61092772.

The previous prime is 61202017. The next prime is 61202047. The reversal of 61202041 is 14020216.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 61202041 - 29 = 61201529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61202047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53791 + ... + 54916.

It is an arithmetic number, because the mean of its divisors is an integer number (15327828).

Almost surely, 261202041 is an apocalyptic number.

It is an amenable number.

61202041 is a deficient number, since it is larger than the sum of its proper divisors (109271).

61202041 is a wasteful number, since it uses less digits than its factorization.

61202041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109270.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 61202041 is about 7823.1733331175. The cubic root of 61202041 is about 394.0838480107.

Adding to 61202041 its reverse (14020216), we get a palindrome (75222257).

The spelling of 61202041 in words is "sixty-one million, two hundred two thousand, forty-one".

Divisors: 1 563 108707 61202041