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61214041 = 7291511997
BaseRepresentation
bin1110100110000…
…0110101011001
311021011222212201
43221200311121
5111132322131
610024010201
71342211410
oct351406531
9137158781
1061214041
1131610019
1218600961
13c8b3735
1481b6477
155592761
hex3a60d59

61214041 has 16 divisors (see below), whose sum is σ = 72887040. Its totient is φ = 50299200.

The previous prime is 61214011. The next prime is 61214047. The reversal of 61214041 is 14041216.

61214041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 61214041 - 25 = 61214009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61214047) 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 in 15 ways as a sum of consecutive naturals, for example, 29655 + ... + 31651.

It is an arithmetic number, because the mean of its divisors is an integer number (4555440).

Almost surely, 261214041 is an apocalyptic number.

It is an amenable number.

61214041 is a deficient number, since it is larger than the sum of its proper divisors (11672999).

61214041 is a wasteful number, since it uses less digits than its factorization.

61214041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2184.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 61214041 is about 7823.9402477268. The cubic root of 61214041 is about 394.1096025828.

Adding to 61214041 its reverse (14041216), we get a palindrome (75255257).

The spelling of 61214041 in words is "sixty-one million, two hundred fourteen thousand, forty-one".

Divisors: 1 7 29 151 203 1057 1997 4379 13979 30653 57913 301547 405391 2110829 8744863 61214041