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130223320 = 2353255583
BaseRepresentation
bin1111100001100…
…00110011011000
3100002001000210221
413300300303120
5231314121240
620531045424
73140610553
oct760606330
9302030727
10130223320
1167564787
1237740874
1320c96326
141341b69a
15b674a4a
hex7c30cd8

130223320 has 16 divisors (see below), whose sum is σ = 293002560. Its totient is φ = 52089312.

The previous prime is 130223297. The next prime is 130223329. The reversal of 130223320 is 23322031.

It is a super-2 number, since 2×1302233202 = 33916226143644800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 130223294 and 130223303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130223329) 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 3 ways as a sum of consecutive naturals, for example, 1627752 + ... + 1627831.

It is an arithmetic number, because the mean of its divisors is an integer number (18312660).

Almost surely, 2130223320 is an apocalyptic number.

130223320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130223320 is an abundant number, since it is smaller than the sum of its proper divisors (162779240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130223320 is a wasteful number, since it uses less digits than its factorization.

130223320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3255594 (or 3255590 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 130223320 is about 11411.5432786280. The cubic root of 130223320 is about 506.8696112977.

Adding to 130223320 its reverse (23322031), we get a palindrome (153545351).

The spelling of 130223320 in words is "one hundred thirty million, two hundred twenty-three thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 3255583 6511166 13022332 16277915 26044664 32555830 65111660 130223320