Search a number
-
+
26918060 = 22513195449
BaseRepresentation
bin110011010101…
…1110010101100
31212122120122012
41212223302230
523342334220
62400540352
7444541211
oct146536254
955576565
1026918060
1114215a34
1290216b8
135766260
143809b08
15256aac5
hex19abcac

26918060 has 48 divisors (see below), whose sum is σ = 64092000. Its totient is φ = 9414144.

The previous prime is 26918053. The next prime is 26918063. The reversal of 26918060 is 6081962.

It is not an unprimeable number, because it can be changed into a prime (26918063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2216 + ... + 7664.

It is an arithmetic number, because the mean of its divisors is an integer number (1335250).

Almost surely, 226918060 is an apocalyptic number.

26918060 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 26918060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32046000).

26918060 is an abundant number, since it is smaller than the sum of its proper divisors (37173940).

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

26918060 is a wasteful number, since it uses less digits than its factorization.

26918060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5490 (or 5488 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 26918060 is about 5188.2617512998. The cubic root of 26918060 is about 299.6962109965.

The spelling of 26918060 in words is "twenty-six million, nine hundred eighteen thousand, sixty".

Divisors: 1 2 4 5 10 13 19 20 26 38 52 65 76 95 130 190 247 260 380 494 988 1235 2470 4940 5449 10898 21796 27245 54490 70837 103531 108980 141674 207062 283348 354185 414124 517655 708370 1035310 1345903 1416740 2070620 2691806 5383612 6729515 13459030 26918060