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49617241 = 151328591
BaseRepresentation
bin1011110101000…
…1100101011001
310110100211001121
42331101211121
5100200222431
64531245241
71141511452
oct275214531
9113324047
1049617241
112600a193
1214749821
13a38311b
146838129
154551611
hex2f51959

49617241 has 4 divisors (see below), whose sum is σ = 49945984. Its totient is φ = 49288500.

The previous prime is 49617229. The next prime is 49617247. The reversal of 49617241 is 14271694.

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, and also an emirpimes, since its reverse is a distinct semiprime: 14271694 = 27135847.

It is a cyclic number.

It is not a de Polignac number, because 49617241 - 25 = 49617209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 49617197 and 49617206.

It is not an unprimeable number, because it can be changed into a prime (49617247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164145 + ... + 164446.

It is an arithmetic number, because the mean of its divisors is an integer number (12486496).

Almost surely, 249617241 is an apocalyptic number.

It is an amenable number.

49617241 is a deficient number, since it is larger than the sum of its proper divisors (328743).

49617241 is a wasteful number, since it uses less digits than its factorization.

49617241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328742.

The product of its digits is 12096, while the sum is 34.

The square root of 49617241 is about 7043.9506670618. The cubic root of 49617241 is about 367.4606766816.

The spelling of 49617241 in words is "forty-nine million, six hundred seventeen thousand, two hundred forty-one".

Divisors: 1 151 328591 49617241