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14455352457 = 3272132521429
BaseRepresentation
bin11010111011001101…
…10010110010001001
31101022102021222201100
431131212302302021
5214101032234312
610350220212013
71021134316500
oct153546626211
941272258640
1014455352457
116148740287
12297509a009
131494a60bc0
149b1b69837
155990cc5dc
hex35d9b2c89

14455352457 has 36 divisors (see below), whose sum is σ = 26157314820. Its totient is φ = 7624798272.

The previous prime is 14455352419. The next prime is 14455352479. The reversal of 14455352457 is 75425355441.

14455352457 is a `hidden beast` number, since 1 + 4 + 4 + 553 + 52 + 45 + 7 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 8233929081 + 6221423376 = 90741^2 + 78876^2 .

It is not a de Polignac number, because 14455352457 - 28 = 14455352201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14455350457) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1254982 + ... + 1266447.

Almost surely, 214455352457 is an apocalyptic number.

It is an amenable number.

14455352457 is a deficient number, since it is larger than the sum of its proper divisors (11701962363).

14455352457 is a wasteful number, since it uses less digits than its factorization.

14455352457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2521462 (or 2521452 counting only the distinct ones).

The product of its digits is 1680000, while the sum is 45.

The spelling of 14455352457 in words is "fourteen billion, four hundred fifty-five million, three hundred fifty-two thousand, four hundred fifty-seven".

Divisors: 1 3 7 9 13 21 39 49 63 91 117 147 273 441 637 819 1911 5733 2521429 7564287 17650003 22692861 32778577 52950009 98335731 123550021 158850027 229450039 295007193 370650063 688350117 1111950189 1606150273 2065050351 4818450819 14455352457