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662416513 = 11193785661
BaseRepresentation
bin100111011110111…
…010110010000001
31201011110020121221
4213132322302001
52324034312023
6145421515041
722262306323
oct4736726201
91634406557
10662416513
1130aa0a370
12165a12a81
13a7310745
1463d93613
153d24b85d
hex277bac81

662416513 has 16 divisors (see below), whose sum is σ = 781237440. Its totient is φ = 555076800.

The previous prime is 662416493. The next prime is 662416519. The reversal of 662416513 is 315614266.

It is a cyclic number.

It is not a de Polignac number, because 662416513 - 213 = 662408321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (662416519) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35098 + ... + 50563.

It is an arithmetic number, because the mean of its divisors is an integer number (48827340).

Almost surely, 2662416513 is an apocalyptic number.

It is an amenable number.

662416513 is a deficient number, since it is larger than the sum of its proper divisors (118820927).

662416513 is a wasteful number, since it uses less digits than its factorization.

662416513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85728.

The product of its digits is 25920, while the sum is 34.

The square root of 662416513 is about 25737.4535065146. The cubic root of 662416513 is about 871.7200800494.

The spelling of 662416513 in words is "six hundred sixty-two million, four hundred sixteen thousand, five hundred thirteen".

Divisors: 1 11 19 37 209 407 703 7733 85661 942271 1627559 3169457 17903149 34864027 60219683 662416513