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126426201 = 3113831097
BaseRepresentation
bin1111000100100…
…01110001011001
322210220010010220
413202101301121
5224331114301
620313430253
73063414336
oct742216131
9283803126
10126426201
1165400970
123640b389
1320266c05
1412b0d98d
15b174936
hex7891c59

126426201 has 8 divisors (see below), whose sum is σ = 183892704. Its totient is φ = 76621920.

The previous prime is 126426187. The next prime is 126426233. The reversal of 126426201 is 102624621.

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

It is not a de Polignac number, because 126426201 - 25 = 126426169 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (126426271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1915516 + ... + 1915581.

It is an arithmetic number, because the mean of its divisors is an integer number (22986588).

Almost surely, 2126426201 is an apocalyptic number.

126426201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

126426201 is a deficient number, since it is larger than the sum of its proper divisors (57466503).

126426201 is a wasteful number, since it uses less digits than its factorization.

126426201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3831111.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 126426201 is about 11243.9406348486. The cubic root of 126426201 is about 501.8944146546.

The spelling of 126426201 in words is "one hundred twenty-six million, four hundred twenty-six thousand, two hundred one".

Divisors: 1 3 11 33 3831097 11493291 42142067 126426201