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30121810700960 = 2551123744115877
BaseRepresentation
bin1101101100101010001111…
…10100111010101010100000
310221122121122210000111202002
412312111013310322222200
512422003432014412320
6144021434021143132
76226141356305156
oct666250764725240
9127577583014662
1030121810700960
119663651959650
12346598555aaa8
1313a66227c22b4
14761c90d933d6
1537380dbed675
hex1b6547d3aaa0

30121810700960 has 96 divisors (see below), whose sum is σ = 81007430942592. Its totient is φ = 10477151534080.

The previous prime is 30121810700921. The next prime is 30121810700999. The reversal of 30121810700960 is 6900701812103.

It is an interprime number because it is at equal distance from previous prime (30121810700921) and next prime (30121810700999).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 372017459 + ... + 372098418.

It is an arithmetic number, because the mean of its divisors is an integer number (843827405652).

Almost surely, 230121810700960 is an apocalyptic number.

It is an amenable number.

30121810700960 is an abundant number, since it is smaller than the sum of its proper divisors (50885620241632).

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

30121810700960 is a wasteful number, since it uses less digits than its factorization.

30121810700960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744115926 (or 744115918 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 38.

The spelling of 30121810700960 in words is "thirty trillion, one hundred twenty-one billion, eight hundred ten million, seven hundred thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 11 16 20 22 23 32 40 44 46 55 80 88 92 110 115 160 176 184 220 230 253 352 368 440 460 506 736 880 920 1012 1265 1760 1840 2024 2530 3680 4048 5060 8096 10120 20240 40480 744115877 1488231754 2976463508 3720579385 5952927016 7441158770 8185274647 11905854032 14882317540 16370549294 17114665171 23811708064 29764635080 32741098588 34229330342 40926373235 59529270160 65482197176 68458660684 81852746470 85573325855 119058540320 130964394352 136917321368 163705492940 171146651710 188261316881 261928788704 273834642736 327410985880 342293303420 376522633762 547669285472 654821971760 684586606840 753045267524 941306584405 1309643943520 1369173213680 1506090535048 1882613168810 2738346427360 3012181070096 3765226337620 6024362140192 7530452675240 15060905350480 30121810700960