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26113560 = 23351173271
BaseRepresentation
bin110001110011…
…1011000011000
31211010201001220
41203213120120
523141113220
62331412040
7434650554
oct143473030
954121056
1026113560
1113816560
1288b4020
135544015
14367a864
15245c540
hex18e7618

26113560 has 128 divisors (see below), whose sum is σ = 86952960. Its totient is φ = 6220800.

The previous prime is 26113553. The next prime is 26113561. The reversal of 26113560 is 6531162.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 26113560.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26113561) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 96225 + ... + 96495.

It is an arithmetic number, because the mean of its divisors is an integer number (679320).

Almost surely, 226113560 is an apocalyptic number.

26113560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26113560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43476480).

26113560 is an abundant number, since it is smaller than the sum of its proper divisors (60839400).

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

26113560 is a wasteful number, since it uses less digits than its factorization.

26113560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369 (or 365 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 26113560 is about 5110.1428551460. The cubic root of 26113560 is about 296.6802894613.

The spelling of 26113560 in words is "twenty-six million, one hundred thirteen thousand, five hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 11 12 15 20 22 24 30 33 40 44 55 60 66 73 88 110 120 132 146 165 219 220 264 271 292 330 365 438 440 542 584 660 730 803 813 876 1084 1095 1320 1355 1460 1606 1626 1752 2168 2190 2409 2710 2920 2981 3212 3252 4015 4065 4380 4818 5420 5962 6424 6504 8030 8130 8760 8943 9636 10840 11924 12045 14905 16060 16260 17886 19272 19783 23848 24090 29810 32120 32520 35772 39566 44715 48180 59349 59620 71544 79132 89430 96360 98915 118698 119240 158264 178860 197830 217613 237396 296745 357720 395660 435226 474792 593490 652839 791320 870452 1088065 1186980 1305678 1740904 2176130 2373960 2611356 3264195 4352260 5222712 6528390 8704520 13056780 26113560