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427350347 = 2691588663
BaseRepresentation
bin11001011110001…
…101100101001011
31002210010122110122
4121132031211023
51333400202342
6110223333455
713406263244
oct3136154513
91083118418
10427350347
111aa256706
12bb15128b
136a6c9538
1440a83ccb
15277b74d2
hex1978d94b

427350347 has 4 divisors (see below), whose sum is σ = 428939280. Its totient is φ = 425761416.

The previous prime is 427350307. The next prime is 427350353. The reversal of 427350347 is 743053724.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 427350347 - 224 = 410573131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (427350307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 794063 + ... + 794600.

It is an arithmetic number, because the mean of its divisors is an integer number (107234820).

Almost surely, 2427350347 is an apocalyptic number.

427350347 is a deficient number, since it is larger than the sum of its proper divisors (1588933).

427350347 is a wasteful number, since it uses less digits than its factorization.

427350347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1588932.

The product of its (nonzero) digits is 70560, while the sum is 35.

The square root of 427350347 is about 20672.4538214504. The cubic root of 427350347 is about 753.2307134126.

The spelling of 427350347 in words is "four hundred twenty-seven million, three hundred fifty thousand, three hundred forty-seven".

Divisors: 1 269 1588663 427350347