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126433130 = 2512643313
BaseRepresentation
bin1111000100100…
…11011101101010
322210220110122112
413202103131222
5224331330010
620313522322
73063443465
oct742233552
9283813575
10126433130
116540609a
12364133a2
132026a105
1412b122dc
15b176a05
hex789376a

126433130 has 8 divisors (see below), whose sum is σ = 227579652. Its totient is φ = 50573248.

The previous prime is 126433123. The next prime is 126433141. The reversal of 126433130 is 31334621.

It can be written as a sum of positive squares in 2 ways, for example, as 125238481 + 1194649 = 11191^2 + 1093^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 126433096 and 126433105.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6321647 + ... + 6321666.

Almost surely, 2126433130 is an apocalyptic number.

126433130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126433130 is a deficient number, since it is larger than the sum of its proper divisors (101146522).

126433130 is a wasteful number, since it uses less digits than its factorization.

126433130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12643320.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 126433130 is about 11244.2487521399. The cubic root of 126433130 is about 501.9035835422.

Adding to 126433130 its reverse (31334621), we get a palindrome (157767751).

The spelling of 126433130 in words is "one hundred twenty-six million, four hundred thirty-three thousand, one hundred thirty".

Divisors: 1 2 5 10 12643313 25286626 63216565 126433130