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61241351 = 195954631
BaseRepresentation
bin1110100110011…
…1100000000111
311021020101100012
43221213200013
5111134210401
610024340435
71342354133
oct351474007
9137211305
1061241351
1131629596
121861471b
13c8c2cb2
1481c23c3
15559a8bb
hex3a67807

61241351 has 8 divisors (see below), whose sum is σ = 65558400. Its totient is φ = 57033720.

The previous prime is 61241339. The next prime is 61241357. The reversal of 61241351 is 15314216.

61241351 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 61241351 - 210 = 61240327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61241357) 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 7 ways as a sum of consecutive naturals, for example, 26195 + ... + 28436.

It is an arithmetic number, because the mean of its divisors is an integer number (8194800).

Almost surely, 261241351 is an apocalyptic number.

61241351 is a deficient number, since it is larger than the sum of its proper divisors (4317049).

61241351 is a wasteful number, since it uses less digits than its factorization.

61241351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54709.

The product of its digits is 720, while the sum is 23.

The square root of 61241351 is about 7825.6853374002. The cubic root of 61241351 is about 394.1682031525.

Adding to 61241351 its reverse (15314216), we get a palindrome (76555567).

The spelling of 61241351 in words is "sixty-one million, two hundred forty-one thousand, three hundred fifty-one".

Divisors: 1 19 59 1121 54631 1037989 3223229 61241351