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125210413 = 239756123
BaseRepresentation
bin1110111011010…
…00111100101101
322201121100101201
413131220330231
5224023213123
620231405501
73050161636
oct735507455
9281540351
10125210413
1164750489
1235b23891
131cc2c703
14128b488d
15aed45ad
hex7768f2d

125210413 has 8 divisors (see below), whose sum is σ = 132003648. Its totient is φ = 118529664.

The previous prime is 125210411. The next prime is 125210419. The reversal of 125210413 is 314012521.

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

It is a cyclic number.

It is not a de Polignac number, because 125210413 - 21 = 125210411 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125210411) 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, 25831 + ... + 30292.

It is an arithmetic number, because the mean of its divisors is an integer number (16500456).

Almost surely, 2125210413 is an apocalyptic number.

It is an amenable number.

125210413 is a deficient number, since it is larger than the sum of its proper divisors (6793235).

125210413 is an equidigital number, since it uses as much as digits as its factorization.

125210413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56243.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 125210413 is about 11189.7458863014. The cubic root of 125210413 is about 500.2803933964.

Adding to 125210413 its reverse (314012521), we get a palindrome (439222934).

The spelling of 125210413 in words is "one hundred twenty-five million, two hundred ten thousand, four hundred thirteen".

Divisors: 1 23 97 2231 56123 1290829 5443931 125210413