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126314469 = 3261230081
BaseRepresentation
bin1111000011101…
…10011111100101
322210200102212200
413201312133211
5224314030334
620311205113
73062440521
oct741663745
9283612780
10126314469
1165334a26
1236376799
13202280b8
1412ac0d81
15b151799
hex78767e5

126314469 has 12 divisors (see below), whose sum is σ = 185446092. Its totient is φ = 82828800.

The previous prime is 126314453. The next prime is 126314473. The reversal of 126314469 is 964413621.

126314469 is a `hidden beast` number, since 12 + 631 + 4 + 4 + 6 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 25553025 + 100761444 = 5055^2 + 10038^2 .

It is not a de Polignac number, because 126314469 - 24 = 126314453 is a prime.

It is a super-2 number, since 2×1263144692 = 31910690157503922, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126314449) 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 11 ways as a sum of consecutive naturals, for example, 114492 + ... + 115589.

It is an arithmetic number, because the mean of its divisors is an integer number (15453841).

Almost surely, 2126314469 is an apocalyptic number.

It is an amenable number.

126314469 is a deficient number, since it is larger than the sum of its proper divisors (59131623).

126314469 is a wasteful number, since it uses less digits than its factorization.

126314469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230148 (or 230145 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 126314469 is about 11238.9709938232. The cubic root of 126314469 is about 501.7465175827.

The spelling of 126314469 in words is "one hundred twenty-six million, three hundred fourteen thousand, four hundred sixty-nine".

Divisors: 1 3 9 61 183 549 230081 690243 2070729 14034941 42104823 126314469