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13304055422420 = 2257615743271261
BaseRepresentation
bin1100000110011001011101…
…1111110101110111010100
31202002212002111102100201222
43001212113133311313110
53220433201142004140
644143444303305512
72542120616141030
oct301462737656724
952085074370658
1013304055422420
11426a2444a4974
1215aa4b92ab298
1375674aa41c59
1433dcc39c71c0
15181107db75b5
hexc19977f5dd4

13304055422420 has 96 divisors (see below), whose sum is σ = 32458941828096. Its totient is φ = 4485815769600.

The previous prime is 13304055422401. The next prime is 13304055422431. The reversal of 13304055422420 is 2422455040331.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

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, 48909590 + ... + 49180850.

It is an arithmetic number, because the mean of its divisors is an integer number (338113977376).

Almost surely, 213304055422420 is an apocalyptic number.

13304055422420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13304055422420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16229470914048).

13304055422420 is an abundant number, since it is smaller than the sum of its proper divisors (19154886405676).

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

13304055422420 is a wasteful number, since it uses less digits than its factorization.

13304055422420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277081 (or 277079 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 35.

The spelling of 13304055422420 in words is "thirteen trillion, three hundred four billion, fifty-five million, four hundred twenty-two thousand, four hundred twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 61 70 122 140 244 305 427 610 854 1220 1708 2135 4270 5743 8540 11486 22972 28715 40201 57430 80402 114860 160804 201005 271261 350323 402010 542522 700646 804020 1085044 1356305 1401292 1751615 1898827 2452261 2712610 3503230 3797654 4904522 5425220 7006460 7595308 9494135 9809044 12261305 16546921 18988270 24522610 33093842 37976540 49045220 66187684 82734605 115828447 165469210 231656894 330938420 463313788 579142235 1158284470 1557851923 2316568940 3115703846 6231407692 7789259615 10904963461 15578519230 21809926922 31157038460 43619853844 54524817305 95028967303 109049634610 190057934606 218099269220 380115869212 475144836515 665202771121 950289673030 1330405542242 1900579346060 2660811084484 3326013855605 6652027711210 13304055422420