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1320311411300 = 225272965039971
BaseRepresentation
bin10011001101101000101…
…100010101001001100100
311200012221202212001110202
4103031220230111021210
5133112444210130200
62450313115410032
7164250355553060
oct23155054251144
94605852761422
101320311411300
11469a3940a122
12193a75753918
1397674166bcb
1447c90d74aa0
15245271a61d5
hex13368b15264

1320311411300 has 72 divisors (see below), whose sum is σ = 3387281741760. Its totient is φ = 437068598400.

The previous prime is 1320311411299. The next prime is 1320311411303. The reversal of 1320311411300 is 31141130231.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (1320311411303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32499686 + ... + 32540285.

Almost surely, 21320311411300 is an apocalyptic number.

1320311411300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1320311411300 is an abundant number, since it is smaller than the sum of its proper divisors (2066970330460).

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

1320311411300 is a wasteful number, since it uses less digits than its factorization.

1320311411300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65040021 (or 65040014 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1320311411300 its reverse (31141130231), we get a palindrome (1351452541531).

The spelling of 1320311411300 in words is "one trillion, three hundred twenty billion, three hundred eleven million, four hundred eleven thousand, three hundred".

Divisors: 1 2 4 5 7 10 14 20 25 28 29 35 50 58 70 100 116 140 145 175 203 290 350 406 580 700 725 812 1015 1450 2030 2900 4060 5075 10150 20300 65039971 130079942 260159884 325199855 455279797 650399710 910559594 1300799420 1625999275 1821119188 1886159159 2276398985 3251998550 3772318318 4552797970 6503997100 7544636636 9105595940 9430795795 11381994925 13203114113 18861591590 22763989850 26406228226 37723183180 45527979700 47153978975 52812456452 66015570565 94307957950 132031141130 188615915900 264062282260 330077852825 660155705650 1320311411300