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426755607 = 31724311447
BaseRepresentation
bin11001011011111…
…100011000010111
31002202000102122020
4121123330120113
51333222134412
6110202504223
713401235305
oct3133743027
91082012566
10426755607
111a998a893
12bab05073
136a54b915
144096b275
15276eb18c
hex196fc617

426755607 has 24 divisors (see below), whose sum is σ = 618558336. Its totient is φ = 261518208.

The previous prime is 426755597. The next prime is 426755611. The reversal of 426755607 is 706557624.

It is not a de Polignac number, because 426755607 - 211 = 426753559 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426755647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31558 + ... + 43004.

It is an arithmetic number, because the mean of its divisors is an integer number (25773264).

Almost surely, 2426755607 is an apocalyptic number.

426755607 is a deficient number, since it is larger than the sum of its proper divisors (191802729).

426755607 is a wasteful number, since it uses less digits than its factorization.

426755607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11527 (or 11510 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 42.

The square root of 426755607 is about 20658.0639702756. The cubic root of 426755607 is about 752.8811295068.

The spelling of 426755607 in words is "four hundred twenty-six million, seven hundred fifty-five thousand, six hundred seven".

Divisors: 1 3 17 43 51 129 289 731 867 2193 11447 12427 34341 37281 194599 492221 583797 1476663 3308183 8367757 9924549 25103271 142251869 426755607