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26070480 = 2432536209
BaseRepresentation
bin110001101110…
…0110111010000
31211001111222100
41203130313100
523133223410
62330440400
7434411142
oct143346720
954044870
1026070480
1113797157
128893100
13552a527
143668c92
15244e8c0
hex18dcdd0

26070480 has 60 divisors (see below), whose sum is σ = 87555780. Its totient is φ = 6951936.

The previous prime is 26070467. The next prime is 26070487. The reversal of 26070480 is 8407062.

It can be written as a sum of positive squares in 2 ways, for example, as 6780816 + 19289664 = 2604^2 + 4392^2 .

It is a tau number, because it is divible by the number of its divisors (60).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26070487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17385 + ... + 18824.

It is an arithmetic number, because the mean of its divisors is an integer number (1459263).

Almost surely, 226070480 is an apocalyptic number.

26070480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26070480 is an abundant number, since it is smaller than the sum of its proper divisors (61485300).

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

26070480 is a wasteful number, since it uses less digits than its factorization.

26070480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36228 (or 36219 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 26070480 is about 5105.9259689110. The cubic root of 26070480 is about 296.5170534304.

The spelling of 26070480 in words is "twenty-six million, seventy thousand, four hundred eighty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 40 45 48 60 72 80 90 120 144 180 240 360 720 36209 72418 108627 144836 181045 217254 289672 325881 362090 434508 543135 579344 651762 724180 869016 1086270 1303524 1448360 1629405 1738032 2172540 2607048 2896720 3258810 4345080 5214096 6517620 8690160 13035240 26070480