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26068898472 = 23317194182021
BaseRepresentation
bin11000010001110100…
…111101001010101000
32111021210020020212020
4120101310331022220
5411342114222342
615550442544440
71612003660311
oct302164751250
974253206766
1026068898472
11100682392a1
125076508120
1325c5b17a16
14139430b608
15a289630ec
hex611d3d2a8

26068898472 has 128 divisors (see below), whose sum is σ = 74410358400. Its totient is φ = 7558963200.

The previous prime is 26068898461. The next prime is 26068898497. The reversal of 26068898472 is 27489886062.

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, 276822 + ... + 358842.

It is an arithmetic number, because the mean of its divisors is an integer number (581330925).

Almost surely, 226068898472 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26068898472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37205179200).

26068898472 is an abundant number, since it is smaller than the sum of its proper divisors (48341459928).

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

26068898472 is a wasteful number, since it uses less digits than its factorization.

26068898472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82107 (or 82103 counting only the distinct ones).

The product of its (nonzero) digits is 18579456, while the sum is 60.

The spelling of 26068898472 in words is "twenty-six billion, sixty-eight million, eight hundred ninety-eight thousand, four hundred seventy-two".

Divisors: 1 2 3 4 6 8 12 17 19 24 34 38 41 51 57 68 76 82 102 114 123 136 152 164 204 228 246 323 328 408 456 492 646 697 779 969 984 1292 1394 1558 1938 2091 2337 2584 2788 3116 3876 4182 4674 5576 6232 7752 8364 9348 13243 16728 18696 26486 39729 52972 79458 82021 105944 158916 164042 246063 317832 328084 492126 656168 984252 1394357 1558399 1968504 2788714 3116798 3362861 4183071 4675197 5577428 6233596 6725722 8366142 9350394 10088583 11154856 12467192 13451444 16732284 18700788 20177166 26492783 26902888 33464568 37401576 40354332 52985566 57168637 63894359 79478349 80708664 105971132 114337274 127788718 158956698 171505911 191683077 211942264 228674548 255577436 317913396 343011822 383366154 457349096 511154872 635826792 686023644 766732308 1086204103 1372047288 1533464616 2172408206 3258612309 4344816412 6517224618 8689632824 13034449236 26068898472