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1300301201220 = 223577334223677
BaseRepresentation
bin10010111010111111111…
…111011011111101000100
311121022022020010001121220
4102322333333123331010
5132301004101414340
62433203343240340
7162641450563140
oct22727777337504
94538266101556
101300301201220
1146150014711a
121900102a90b0
1395805625c08
1446d13592220
1523c555beed0
hex12ebffdbf44

1300301201220 has 96 divisors (see below), whose sum is σ = 4166641452288. Its totient is φ = 296806159872.

The previous prime is 1300301201207. The next prime is 1300301201261. The reversal of 1300301201220 is 221021030031.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1300301201220.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1803979 + ... + 2419698.

It is an arithmetic number, because the mean of its divisors is an integer number (43402515128).

Almost surely, 21300301201220 is an apocalyptic number.

1300301201220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1300301201220 is an abundant number, since it is smaller than the sum of its proper divisors (2866340251068).

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

1300301201220 is a wasteful number, since it uses less digits than its factorization.

1300301201220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4224429 (or 4224427 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1300301201220 its reverse (221021030031), we get a palindrome (1521322231251).

The spelling of 1300301201220 in words is "one trillion, three hundred billion, three hundred one million, two hundred one thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 733 1466 2199 2932 3665 4398 5131 7330 8796 10262 10995 14660 15393 20524 21990 25655 30786 43980 51310 61572 76965 102620 153930 307860 4223677 8447354 12671031 16894708 21118385 25342062 29565739 42236770 50684124 59131478 63355155 84473540 88697217 118262956 126710310 147828695 177394434 253420620 295657390 354788868 443486085 591314780 886972170 1773944340 3095955241 6191910482 9287865723 12383820964 15479776205 18575731446 21671686687 30959552410 37151462892 43343373374 46439328615 61919104820 65015060061 86686746748 92878657230 108358433435 130030120122 185757314460 216716866870 260060240244 325075300305 433433733740 650150600610 1300301201220