Search a number
-
+
130444010 = 25791631013
BaseRepresentation
bin1111100011001…
…10101011101010
3100002110020112122
413301212223222
5231343202020
620535511242
73142520144
oct761465352
9302406478
10130444010
11676a5574
1237828522
1321042908
1413477c94
15b6ba125
hex7c66aea

130444010 has 32 divisors (see below), whose sum is σ = 239466240. Its totient is φ = 51150528.

The previous prime is 130444003. The next prime is 130444019. The reversal of 130444010 is 10444031.

It is a self number, because there is not a number n which added to its sum of digits gives 130444010.

It is not an unprimeable number, because it can be changed into a prime (130444019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128264 + ... + 129276.

It is an arithmetic number, because the mean of its divisors is an integer number (7483320).

Almost surely, 2130444010 is an apocalyptic number.

130444010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130444010 is a deficient number, since it is larger than the sum of its proper divisors (109022230).

130444010 is a wasteful number, since it uses less digits than its factorization.

130444010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1262.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 130444010 is about 11421.2087801598. The cubic root of 130444010 is about 507.1557810443.

Adding to 130444010 its reverse (10444031), we get a palindrome (140888041).

The spelling of 130444010 in words is "one hundred thirty million, four hundred forty-four thousand, ten".

Divisors: 1 2 5 10 79 158 163 326 395 790 815 1013 1630 2026 5065 10130 12877 25754 64385 80027 128770 160054 165119 330238 400135 800270 825595 1651190 13044401 26088802 65222005 130444010