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426627371 = 1597267143
BaseRepresentation
bin11001011011011…
…101000100101011
31002201202220201202
4121123131010223
51333204033441
6110200034415
713400162402
oct3133350453
91081686652
10426627371
111a9902505
12baa62a0b
136a505441
1440936639
15276c319b
hex196dd12b

426627371 has 4 divisors (see below), whose sum is σ = 426896112. Its totient is φ = 426358632.

The previous prime is 426627293. The next prime is 426627401. The reversal of 426627371 is 173726624.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-426627371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (426617371) 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, 131975 + ... + 135168.

It is an arithmetic number, because the mean of its divisors is an integer number (106724028).

Almost surely, 2426627371 is an apocalyptic number.

426627371 is a deficient number, since it is larger than the sum of its proper divisors (268741).

426627371 is a wasteful number, since it uses less digits than its factorization.

426627371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268740.

The product of its digits is 84672, while the sum is 38.

The square root of 426627371 is about 20654.9599612297. The cubic root of 426627371 is about 752.8057107464.

The spelling of 426627371 in words is "four hundred twenty-six million, six hundred twenty-seven thousand, three hundred seventy-one".

Divisors: 1 1597 267143 426627371