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26136968 = 23112133167
BaseRepresentation
bin110001110110…
…1000110001000
31211011220011212
41203231012020
523142340333
62332112252
7435106034
oct143550610
954156155
1026136968
1113832100
128905688
135551880
1436851c4
152464448
hex18ed188

26136968 has 96 divisors (see below), whose sum is σ = 60775680. Its totient is φ = 10454400.

The previous prime is 26136961. The next prime is 26136983. The reversal of 26136968 is 86963162.

It is not an unprimeable number, because it can be changed into a prime (26136961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 390071 + ... + 390137.

It is an arithmetic number, because the mean of its divisors is an integer number (633080).

Almost surely, 226136968 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 26136968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30387840).

26136968 is an abundant number, since it is smaller than the sum of its proper divisors (34638712).

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

26136968 is a wasteful number, since it uses less digits than its factorization.

26136968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139 (or 124 counting only the distinct ones).

The product of its digits is 93312, while the sum is 41.

The square root of 26136968 is about 5112.4326890434. The cubic root of 26136968 is about 296.7689103182.

The spelling of 26136968 in words is "twenty-six million, one hundred thirty-six thousand, nine hundred sixty-eight".

Divisors: 1 2 4 8 11 13 22 26 31 44 52 62 67 88 104 121 124 134 143 242 248 268 286 341 403 484 536 572 682 737 806 871 968 1144 1364 1474 1573 1612 1742 2077 2728 2948 3146 3224 3484 3751 4154 4433 5896 6292 6968 7502 8107 8308 8866 9581 12584 15004 16214 16616 17732 19162 22847 27001 30008 32428 35464 38324 45694 48763 54002 64856 76648 91388 97526 105391 108004 182776 195052 210782 216008 251317 297011 390104 421564 502634 594022 843128 1005268 1188044 2010536 2376088 3267121 6534242 13068484 26136968