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49371485 = 5172920029
BaseRepresentation
bin1011110001010…
…1100101011101
310102220022221112
42330111211131
5100114341420
64522111405
71136436122
oct274254535
9112808845
1049371485
1125961589
121464b565
13a2c82c7
1467b2749
1545038c5
hex2f1595d

49371485 has 16 divisors (see below), whose sum is σ = 64897200. Its totient is φ = 35890176.

The previous prime is 49371463. The next prime is 49371529. The reversal of 49371485 is 58417394.

It can be written as a sum of positive squares in 8 ways, for example, as 63001 + 49308484 = 251^2 + 7022^2 .

It is a cyclic number.

It is not a de Polignac number, because 49371485 - 212 = 49367389 is a prime.

It is a super-2 number, since 2×493714852 = 4875087062210450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7550 + ... + 12479.

It is an arithmetic number, because the mean of its divisors is an integer number (4056075).

Almost surely, 249371485 is an apocalyptic number.

It is an amenable number.

49371485 is a deficient number, since it is larger than the sum of its proper divisors (15525715).

49371485 is a wasteful number, since it uses less digits than its factorization.

49371485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20080.

The product of its digits is 120960, while the sum is 41.

The square root of 49371485 is about 7026.4845406505. The cubic root of 49371485 is about 366.8529902430.

The spelling of 49371485 in words is "forty-nine million, three hundred seventy-one thousand, four hundred eighty-five".

Divisors: 1 5 17 29 85 145 493 2465 20029 100145 340493 580841 1702465 2904205 9874297 49371485