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63316236245 = 5174118168217
BaseRepresentation
bin111010111101111100…
…010001011111010101
320001102121200001122212
4322331330101133111
52014132424024440
645030450403205
74401015061643
oct727574213725
9201377601585
1063316236245
1124941401479
1210330590505
135c80805762
1430c9098193
1519a8961465
hexebdf117d5

63316236245 has 16 divisors (see below), whose sum is σ = 82411036848. Its totient is φ = 46510632960.

The previous prime is 63316236227. The next prime is 63316236271. The reversal of 63316236245 is 54263261336.

It can be written as a sum of positive squares in 8 ways, for example, as 178115716 + 63138120529 = 13346^2 + 251273^2 .

It is not a de Polignac number, because 63316236245 - 218 = 63315974101 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9080624 + ... + 9087593.

It is an arithmetic number, because the mean of its divisors is an integer number (5150689803).

Almost surely, 263316236245 is an apocalyptic number.

It is an amenable number.

63316236245 is a deficient number, since it is larger than the sum of its proper divisors (19094800603).

63316236245 is a wasteful number, since it uses less digits than its factorization.

63316236245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18168280.

The product of its digits is 466560, while the sum is 41.

The spelling of 63316236245 in words is "sixty-three billion, three hundred sixteen million, two hundred thirty-six thousand, two hundred forty-five".

Divisors: 1 5 17 41 85 205 697 3485 18168217 90841085 308859689 744896897 1544298445 3724484485 12663247249 63316236245