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26060060 = 22513113887
BaseRepresentation
bin110001101101…
…0010100011100
31211000222200102
41203122110130
523132410220
62330320232
7434335565
oct143322434
954028612
1026060060
111378a344
128889078
135525870
14366516c
15244b775
hex18da51c

26060060 has 48 divisors (see below), whose sum is σ = 59524416. Its totient is φ = 9526272.

The previous prime is 26060059. The next prime is 26060063. The reversal of 26060060 is 6006062.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26060063) 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, 28937 + ... + 29823.

It is an arithmetic number, because the mean of its divisors is an integer number (1240092).

Almost surely, 226060060 is an apocalyptic number.

26060060 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 26060060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29762208).

26060060 is an abundant number, since it is smaller than the sum of its proper divisors (33464356).

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

26060060 is a wasteful number, since it uses less digits than its factorization.

26060060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1022 (or 1020 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 26060060 is about 5104.9054839439. The cubic root of 26060060 is about 296.4775436167.

The spelling of 26060060 in words is "twenty-six million, sixty thousand, sixty".

Divisors: 1 2 4 5 10 13 20 26 52 65 113 130 226 260 452 565 887 1130 1469 1774 2260 2938 3548 4435 5876 7345 8870 11531 14690 17740 23062 29380 46124 57655 100231 115310 200462 230620 400924 501155 1002310 1303003 2004620 2606006 5212012 6515015 13030030 26060060