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26006468268 = 223111091807511
BaseRepresentation
bin11000001110000110…
…110011011010101100
32111010102202110201110
4120032012303122230
5411230123441033
615540332512020
71610315222124
oct301606633254
974112673643
1026006468268
1110035a78590
12505961b610
1325b5bc9881
141389cd9c84
15a23230363
hex60e1b36ac

26006468268 has 48 divisors (see below), whose sum is σ = 66805643520. Its totient is φ = 7808443200.

The previous prime is 26006468263. The next prime is 26006468297. The reversal of 26006468268 is 86286460062.

It is not an unprimeable number, because it can be changed into a prime (26006468263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 889368 + ... + 918143.

It is an arithmetic number, because the mean of its divisors is an integer number (1391784240).

Almost surely, 226006468268 is an apocalyptic number.

It is an amenable number.

26006468268 is an abundant number, since it is smaller than the sum of its proper divisors (40799175252).

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

26006468268 is a wasteful number, since it uses less digits than its factorization.

26006468268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1807638 (or 1807636 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 48.

The spelling of 26006468268 in words is "twenty-six billion, six million, four hundred sixty-eight thousand, two hundred sixty-eight".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 109 132 218 327 436 654 1199 1308 2398 3597 4796 7194 14388 1807511 3615022 5422533 7230044 10845066 19882621 21690132 39765242 59647863 79530484 119295726 197018699 238591452 394037398 591056097 788074796 1182112194 2167205689 2364224388 4334411378 6501617067 8668822756 13003234134 26006468268