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45468217 = 17231031129
BaseRepresentation
bin1010110101110…
…0101000111001
310011120000200001
42231130220321
543114440332
64302313001
71061321254
oct255345071
9104500601
1045468217
1123735a43
1213288761
13955c792
14607809b
153ed20e7
hex2b5ca39

45468217 has 16 divisors (see below), whose sum is σ = 50768640. Its totient is φ = 40499712.

The previous prime is 45468211. The next prime is 45468233. The reversal of 45468217 is 71286454.

It is not a de Polignac number, because 45468217 - 23 = 45468209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45468211) 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, 39709 + ... + 40837.

It is an arithmetic number, because the mean of its divisors is an integer number (3173040).

Almost surely, 245468217 is an apocalyptic number.

It is an amenable number.

45468217 is a deficient number, since it is larger than the sum of its proper divisors (5300423).

45468217 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (45468216) it forms an eRAP, since the sums of their prime factors are consecutive (1271 and 1272).

45468217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1272.

The product of its digits is 53760, while the sum is 37.

The square root of 45468217 is about 6743.0124573517. The cubic root of 45468217 is about 356.9187045337.

The spelling of 45468217 in words is "forty-five million, four hundred sixty-eight thousand, two hundred seventeen".

Divisors: 1 17 23 103 391 1129 1751 2369 19193 25967 40273 116287 441439 1976879 2674601 45468217