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26228030526 = 2311181409
BaseRepresentation
bin11000011011010011…
…111111110000111110
32111200212200000000000
4120123103333300332
5412203333434101
620014325415130
71615645403205
oct303323776076
974625600000
1026228030526
111013a048595
1250bb86a4a6
13261ca933b9
1413ab4d223c
15a378e8486
hex61b4ffc3e

26228030526 has 96 divisors (see below), whose sum is σ = 59484079200. Its totient is φ = 8673117120.

The previous prime is 26228030503. The next prime is 26228030537. The reversal of 26228030526 is 62503082262.

26228030526 is a `hidden beast` number, since 2 + 6 + 22 + 80 + 30 + 526 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 64127010 + ... + 64127418.

It is an arithmetic number, because the mean of its divisors is an integer number (619625825).

Almost surely, 226228030526 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26228030526, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29742039600).

26228030526 is an abundant number, since it is smaller than the sum of its proper divisors (33256048674).

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

26228030526 is an frugal number, since it uses more digits than its factorization.

26228030526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625 (or 595 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 26228030526 in words is "twenty-six billion, two hundred twenty-eight million, thirty thousand, five hundred twenty-six".

Divisors: 1 2 3 6 9 18 27 54 81 162 181 243 362 409 486 543 729 818 1086 1227 1458 1629 2187 2454 3258 3681 4374 4887 6561 7362 9774 11043 13122 14661 19683 22086 29322 33129 39366 43983 59049 66258 74029 87966 99387 118098 131949 148058 177147 198774 222087 263898 298161 354294 395847 444174 596322 666261 791694 894483 1187541 1332522 1788966 1998783 2375082 2683449 3562623 3997566 5366898 5996349 7125246 8050347 10687869 11992698 16100694 17989047 21375738 24151041 32063607 35978094 48302082 53967141 64127214 72453123 107934282 144906246 161901423 323802846 485704269 971408538 1457112807 2914225614 4371338421 8742676842 13114015263 26228030526