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130224404 = 22194736457
BaseRepresentation
bin1111100001100…
…01000100010100
3100002001002022002
413300301010110
5231314140104
620531054432
73140613662
oct760610424
9302032262
10130224404
1167565582
1237741418
1320c9697b
141341bc32
15b67501e
hex7c31114

130224404 has 24 divisors (see below), whose sum is σ = 244997760. Its totient is φ = 60371136.

The previous prime is 130224389. The next prime is 130224407. The reversal of 130224404 is 404422031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130224407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14657 + ... + 21800.

It is an arithmetic number, because the mean of its divisors is an integer number (10208240).

Almost surely, 2130224404 is an apocalyptic number.

It is an amenable number.

130224404 is a deficient number, since it is larger than the sum of its proper divisors (114773356).

130224404 is a wasteful number, since it uses less digits than its factorization.

130224404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36527 (or 36525 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 130224404 is about 11411.5907742961. The cubic root of 130224404 is about 506.8710177153.

Adding to 130224404 its reverse (404422031), we get a palindrome (534646435).

The spelling of 130224404 in words is "one hundred thirty million, two hundred twenty-four thousand, four hundred four".

Divisors: 1 2 4 19 38 47 76 94 188 893 1786 3572 36457 72914 145828 692683 1385366 1713479 2770732 3426958 6853916 32556101 65112202 130224404