Search a number
-
+
130255211 = 2931144889
BaseRepresentation
bin1111100001110…
…00100101101011
3100002002122120002
413300320211223
5231321131321
620531453215
73141102542
oct760704553
9302078502
10130255211
1167586739
123775720b
1320ca79b8
1413429159
15b67e20b
hex7c3896b

130255211 has 8 divisors (see below), whose sum is σ = 139094400. Its totient is φ = 121705920.

The previous prime is 130255193. The next prime is 130255219. The reversal of 130255211 is 112552031.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-130255211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130255219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71546 + ... + 73343.

It is an arithmetic number, because the mean of its divisors is an integer number (17386800).

Almost surely, 2130255211 is an apocalyptic number.

130255211 is a deficient number, since it is larger than the sum of its proper divisors (8839189).

130255211 is a wasteful number, since it uses less digits than its factorization.

130255211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144949.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 130255211 is about 11412.9405062850. The cubic root of 130255211 is about 506.9109844798.

The spelling of 130255211 in words is "one hundred thirty million, two hundred fifty-five thousand, two hundred eleven".

Divisors: 1 29 31 899 144889 4201781 4491559 130255211