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126793039 = 1511794691
BaseRepresentation
bin1111000111010…
…11010101001111
322211120202100111
413203223111033
5224424334124
620325340451
73066503002
oct743532517
9284522314
10126793039
116563153a
1236567727
1320364b89
1412ba7539
15b1e8494
hex78eb54f

126793039 has 8 divisors (see below), whose sum is σ = 128373120. Its totient is φ = 125223000.

The previous prime is 126793019. The next prime is 126793081. The reversal of 126793039 is 930397621.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-126793039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 126792992 and 126793010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126793019) 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, 24684 + ... + 29374.

It is an arithmetic number, because the mean of its divisors is an integer number (16046640).

Almost surely, 2126793039 is an apocalyptic number.

126793039 is a deficient number, since it is larger than the sum of its proper divisors (1580081).

126793039 is a wasteful number, since it uses less digits than its factorization.

126793039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5021.

The product of its (nonzero) digits is 61236, while the sum is 40.

The square root of 126793039 is about 11260.2415160599. The cubic root of 126793039 is about 502.3793778280.

The spelling of 126793039 in words is "one hundred twenty-six million, seven hundred ninety-three thousand, thirty-nine".

Divisors: 1 151 179 4691 27029 708341 839689 126793039