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426246513 = 37111997117
BaseRepresentation
bin11001011010000…
…000000101110001
31002201001120021220
4121122000011301
51333104342023
6110143535253
713364015130
oct3132000561
91081046256
10426246513
111a9672350
12ba8ba529
136a400c94
1440877917
152764a3e3
hex19680171

426246513 has 32 divisors (see below), whose sum is σ = 745866240. Its totient is φ = 209770560.

The previous prime is 426246479. The next prime is 426246517. The reversal of 426246513 is 315642624.

It is not a de Polignac number, because 426246513 - 26 = 426246449 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (426246517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44170 + ... + 52947.

It is an arithmetic number, because the mean of its divisors is an integer number (23308320).

Almost surely, 2426246513 is an apocalyptic number.

It is an amenable number.

426246513 is a deficient number, since it is larger than the sum of its proper divisors (319619727).

426246513 is a wasteful number, since it uses less digits than its factorization.

426246513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97157.

The product of its digits is 34560, while the sum is 33.

The square root of 426246513 is about 20645.7383738146. The cubic root of 426246513 is about 752.5816296108.

The spelling of 426246513 in words is "four hundred twenty-six million, two hundred forty-six thousand, five hundred thirteen".

Divisors: 1 3 7 11 19 21 33 57 77 133 209 231 399 627 1463 4389 97117 291351 679819 1068287 1845223 2039457 3204861 5535669 7478009 12916561 20297453 22434027 38749683 60892359 142082171 426246513