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13232323120 = 245672468717
BaseRepresentation
bin11000101001011010…
…10011101000110000
31021011011221122212111
430110231103220300
5204044433314440
610025010335104
7645623614342
oct142455235060
937134848774
1013232323120
115680335235
12269358a494
13132b5654c3
148d7563292
15526a434ea
hex314b53a30

13232323120 has 40 divisors (see below), whose sum is σ = 31224345264. Its totient is φ = 5213928192.

The previous prime is 13232323109. The next prime is 13232323151. The reversal of 13232323120 is 2132323231.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 13232323091 and 13232323100.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1228999 + ... + 1239718.

Almost surely, 213232323120 is an apocalyptic number.

13232323120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13232323120 is an abundant number, since it is smaller than the sum of its proper divisors (17992022144).

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

13232323120 is a wasteful number, since it uses less digits than its factorization.

13232323120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2468797 (or 2468791 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 13232323120 its reverse (2132323231), we get a palindrome (15364646351).

The spelling of 13232323120 in words is "thirteen billion, two hundred thirty-two million, three hundred twenty-three thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 40 67 80 134 268 335 536 670 1072 1340 2680 5360 2468717 4937434 9874868 12343585 19749736 24687170 39499472 49374340 98748680 165404039 197497360 330808078 661616156 827020195 1323232312 1654040390 2646464624 3308080780 6616161560 13232323120