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465979061 = 1761449353
BaseRepresentation
bin11011110001100…
…100011010110101
31012110211012002202
4123301210122311
51423242312221
6114123314245
714355520352
oct3361443265
91173735082
10465979061
1121a03aa69
1211007b985
1375702b72
1445c5b629
152ad97d0b
hex1bc646b5

465979061 has 8 divisors (see below), whose sum is σ = 501479064. Its totient is φ = 431377920.

The previous prime is 465979049. The next prime is 465979067. The reversal of 465979061 is 160979564.

It can be written as a sum of positive squares in 4 ways, for example, as 498436 + 465480625 = 706^2 + 21575^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-465979061 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 465978997 and 465979015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (465979067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223640 + ... + 225713.

It is an arithmetic number, because the mean of its divisors is an integer number (62684883).

Almost surely, 2465979061 is an apocalyptic number.

It is an amenable number.

465979061 is a deficient number, since it is larger than the sum of its proper divisors (35500003).

465979061 is a wasteful number, since it uses less digits than its factorization.

465979061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449431.

The product of its (nonzero) digits is 408240, while the sum is 47.

The square root of 465979061 is about 21586.5481492526. The cubic root of 465979061 is about 775.2744423800.

The spelling of 465979061 in words is "four hundred sixty-five million, nine hundred seventy-nine thousand, sixty-one".

Divisors: 1 17 61 1037 449353 7639001 27410533 465979061