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466240645 = 51329324481
BaseRepresentation
bin11011110010100…
…100010010000101
31012111022110221001
4123302210102011
51423324200040
6114133053301
714360660113
oct3362442205
91174273831
10466240645
1121a1a9552
12110187231
1375794c50
1445cc8ab3
152adea59a
hex1bca4485

466240645 has 16 divisors (see below), whose sum is σ = 604607472. Its totient is φ = 343111680.

The previous prime is 466240609. The next prime is 466240661. The reversal of 466240645 is 546042664.

It can be written as a sum of positive squares in 8 ways, for example, as 49999041 + 416241604 = 7071^2 + 20402^2 .

It is not a de Polignac number, because 466240645 - 213 = 466232453 is a prime.

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 (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6805 + ... + 31285.

It is an arithmetic number, because the mean of its divisors is an integer number (37787967).

Almost surely, 2466240645 is an apocalyptic number.

It is an amenable number.

466240645 is a deficient number, since it is larger than the sum of its proper divisors (138366827).

466240645 is a wasteful number, since it uses less digits than its factorization.

466240645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24792.

The product of its (nonzero) digits is 138240, while the sum is 37.

The square root of 466240645 is about 21592.6062576985. The cubic root of 466240645 is about 775.4194857024.

The spelling of 466240645 in words is "four hundred sixty-six million, two hundred forty thousand, six hundred forty-five".

Divisors: 1 5 13 65 293 1465 3809 19045 24481 122405 318253 1591265 7172933 35864665 93248129 466240645