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426108507 = 31112912379
BaseRepresentation
bin11001011001011…
…110011001011011
31002200210112222120
4121121132121123
51333040433012
6110140552323
713362601566
oct3131363133
91080715876
10426108507
111a95886a0
12ba8526a3
136a383216
144083d4dd
152761e58c
hex1965e65b

426108507 has 8 divisors (see below), whose sum is σ = 619794240. Its totient is φ = 258247560.

The previous prime is 426108503. The next prime is 426108509. The reversal of 426108507 is 705801624.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 426108507 - 22 = 426108503 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 12912379 = 426108507 / (4 + 2 + 6 + 1 + 0 + 8 + 5 + 0 + 7).

It is not an unprimeable number, because it can be changed into a prime (426108503) 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 7 ways as a sum of consecutive naturals, for example, 6456157 + ... + 6456222.

It is an arithmetic number, because the mean of its divisors is an integer number (77474280).

Almost surely, 2426108507 is an apocalyptic number.

426108507 is a deficient number, since it is larger than the sum of its proper divisors (193685733).

426108507 is a wasteful number, since it uses less digits than its factorization.

426108507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12912393.

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 426108507 is about 20642.3958638526. The cubic root of 426108507 is about 752.5003996275.

The spelling of 426108507 in words is "four hundred twenty-six million, one hundred eight thousand, five hundred seven".

Divisors: 1 3 11 33 12912379 38737137 142036169 426108507