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126130 = 2512613
BaseRepresentation
bin11110110010110010
320102000111
4132302302
513014010
62411534
71033504
oct366262
9212014
10126130
1186844
1260baa
1345544
1433d74
152758a
hex1ecb2

126130 has 8 divisors (see below), whose sum is σ = 227052. Its totient is φ = 50448.

The previous prime is 126127. The next prime is 126131. The reversal of 126130 is 31621.

It can be written as a sum of positive squares in 2 ways, for example, as 124609 + 1521 = 353^2 + 39^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 126130.

It is not an unprimeable number, because it can be changed into a prime (126131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6297 + ... + 6316.

2126130 is an apocalyptic number.

126130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126130 is a deficient number, since it is larger than the sum of its proper divisors (100922).

126130 is a wasteful number, since it uses less digits than its factorization.

126130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12620.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 126130 is about 355.1478565330. The cubic root of 126130 is about 50.1502149243.

Adding to 126130 its reverse (31621), we get a palindrome (157751).

It can be divided in two parts, 126 and 130, that added together give a 8-th power (256 = 28).

The spelling of 126130 in words is "one hundred twenty-six thousand, one hundred thirty".

Divisors: 1 2 5 10 12613 25226 63065 126130