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60425213 = 65539221
BaseRepresentation
bin1110011010000…
…0001111111101
311012200220210212
43212200033331
5110432101323
65555042205
71332414542
oct346401775
9135626725
1060425213
11311213a2
12182a0365
13c698684
14804cbc9
155488b78
hex39a03fd

60425213 has 4 divisors (see below), whose sum is σ = 60440988. Its totient is φ = 60409440.

The previous prime is 60425161. The next prime is 60425227. The reversal of 60425213 is 31252406.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 31252406 = 215626203.

It can be written as a sum of positive squares in 2 ways, for example, as 39967684 + 20457529 = 6322^2 + 4523^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-60425213 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60425413) 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, 1943 + ... + 11163.

It is an arithmetic number, because the mean of its divisors is an integer number (15110247).

Almost surely, 260425213 is an apocalyptic number.

It is an amenable number.

60425213 is a deficient number, since it is larger than the sum of its proper divisors (15775).

60425213 is an equidigital number, since it uses as much as digits as its factorization.

60425213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15774.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 60425213 is about 7773.3656159993. The cubic root of 60425213 is about 392.4093950193.

Adding to 60425213 its reverse (31252406), we get a palindrome (91677619).

The spelling of 60425213 in words is "sixty million, four hundred twenty-five thousand, two hundred thirteen".

Divisors: 1 6553 9221 60425213