Search a number
-
+
2231130130 = 25246790439
BaseRepresentation
bin1000010011111100…
…0101100000010010
312202111021011011021
42010333011200102
514032132131010
61005220510054
7106201202365
oct20477054022
95674234137
102231130130
11a454620a9
1252324b32a
13297310b58
141724620dc
15d0d1a8da
hex84fc5812

2231130130 has 16 divisors (see below), whose sum is σ = 4017706560. Its totient is φ = 892080432.

The previous prime is 2231130113. The next prime is 2231130149. The reversal of 2231130130 is 310311322.

It is a super-3 number, since 3×22311301303 (a number of 29 digits) contains 333 as substring.

It is an unprimeable number.

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, 20550 + ... + 69889.

It is an arithmetic number, because the mean of its divisors is an integer number (251106660).

Almost surely, 22231130130 is an apocalyptic number.

2231130130 is a deficient number, since it is larger than the sum of its proper divisors (1786576430).

2231130130 is a wasteful number, since it uses less digits than its factorization.

2231130130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92913.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 2231130130 is about 47234.8402135542. The cubic root of 2231130130 is about 1306.6972197001.

Adding to 2231130130 its reverse (310311322), we get a palindrome (2541441452).

It can be divided in two parts, 22311 and 30130, that added together give a square (52441 = 2292).

The spelling of 2231130130 in words is "two billion, two hundred thirty-one million, one hundred thirty thousand, one hundred thirty".

Divisors: 1 2 5 10 2467 4934 12335 24670 90439 180878 452195 904390 223113013 446226026 1115565065 2231130130