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2660271282144 = 253272188511287
BaseRepresentation
bin100110101101100100100…
…001100101011111100000
3100102022121212202021100100
4212231210201211133200
5322041213422012034
65354040050022400
7363125000541600
oct46554441453740
910368555667310
102660271282144
1193623a870763
1236b6b3577a00
13163b29c03328
1492a87642c00
15492ee2d8099
hex26b648657e0

2660271282144 has 108 divisors (see below), whose sum is σ = 8800272457704. Its totient is φ = 760077505152.

The previous prime is 2660271282113. The next prime is 2660271282161. The reversal of 2660271282144 is 4412821720662.

2660271282144 is a `hidden beast` number, since 2 + 6 + 60 + 271 + 282 + 1 + 44 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 2660271282144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 94241532 + ... + 94269755.

It is an arithmetic number, because the mean of its divisors is an integer number (81484004238).

Almost surely, 22660271282144 is an apocalyptic number.

2660271282144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2660271282144 is an abundant number, since it is smaller than the sum of its proper divisors (6140001175560).

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

2660271282144 is a wasteful number, since it uses less digits than its factorization.

2660271282144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188511317 (or 188511299 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 45.

The spelling of 2660271282144 in words is "two trillion, six hundred sixty billion, two hundred seventy-one million, two hundred eighty-two thousand, one hundred forty-four".

Divisors: 1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 49 56 63 72 84 96 98 112 126 144 147 168 196 224 252 288 294 336 392 441 504 588 672 784 882 1008 1176 1568 1764 2016 2352 3528 4704 7056 14112 188511287 377022574 565533861 754045148 1131067722 1319579009 1508090296 1696601583 2262135444 2639158018 3016180592 3393203166 3958737027 4524270888 5278316036 6032361184 6786406332 7917474054 9048541776 9237053063 10556632072 11876211081 13572812664 15834948108 18097083552 18474106126 21113264144 23752422162 27145625328 27711159189 31669896216 36948212252 42226528288 47504844324 54291250656 55422318378 63339792432 73896424504 83133477567 95009688648 110844636756 126679584864 147792849008 166266955134 190019377296 221689273512 295585698016 332533910268 380038754592 443378547024 665067820536 886757094048 1330135641072 2660271282144