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60130861 = 782110463
BaseRepresentation
bin1110010101100…
…0011000101101
311012010222000221
43211120120231
5110343141421
65544451341
71330050430
oct345303055
9135128027
1060130861
1130a4022a
1218179b51
13c5c46bb
147db3817
15542b841
hex395862d

60130861 has 8 divisors (see below), whose sum is σ = 68811264. Its totient is φ = 51473040.

The previous prime is 60130799. The next prime is 60130867. The reversal of 60130861 is 16803106.

60130861 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 60130861 - 221 = 58033709 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 (60130867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 516 + ... + 10978.

It is an arithmetic number, because the mean of its divisors is an integer number (8601408).

Almost surely, 260130861 is an apocalyptic number.

It is an amenable number.

60130861 is a deficient number, since it is larger than the sum of its proper divisors (8680403).

60130861 is a wasteful number, since it uses less digits than its factorization.

60130861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11291.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 60130861 is about 7754.4091328740. The cubic root of 60130861 is about 391.7711705044.

Adding to 60130861 its reverse (16803106), we get a palindrome (76933967).

The spelling of 60130861 in words is "sixty million, one hundred thirty thousand, eight hundred sixty-one".

Divisors: 1 7 821 5747 10463 73241 8590123 60130861