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68110875 = 34537312
BaseRepresentation
bin1000000111101…
…00101000011011
311202011101120000
410003310220123
5114414022000
610431504043
71454634660
oct403645033
9152141500
1068110875
11354a0788
121a988023
13111599c1
14908da67
155ea6000
hex40f4a1b

68110875 has 120 divisors (see below), whose sum is σ = 149950944. Its totient is φ = 30132000.

The previous prime is 68110873. The next prime is 68110897. The reversal of 68110875 is 57801186.

It is not a de Polignac number, because 68110875 - 21 = 68110873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (68110871) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 2197110 + ... + 2197140.

Almost surely, 268110875 is an apocalyptic number.

68110875 is an abundant number, since it is smaller than the sum of its proper divisors (81840069).

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

68110875 is an equidigital number, since it uses as much as digits as its factorization.

68110875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96 (or 46 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 36.

The square root of 68110875 is about 8252.9312974240. The cubic root of 68110875 is about 408.3872296853.

The spelling of 68110875 in words is "sixty-eight million, one hundred ten thousand, eight hundred seventy-five".

Divisors: 1 3 5 7 9 15 21 25 27 31 35 45 63 75 81 93 105 125 135 155 175 189 217 225 279 315 375 405 465 525 567 651 675 775 837 875 945 961 1085 1125 1395 1575 1953 2025 2325 2511 2625 2835 2883 3255 3375 3875 4185 4725 4805 5425 5859 6727 6975 7875 8649 9765 10125 11625 12555 14175 14415 16275 17577 20181 20925 23625 24025 25947 27125 29295 33635 34875 43245 48825 60543 62775 70875 72075 77841 81375 87885 100905 104625 120125 129735 146475 168175 181629 216225 244125 302715 313875 360375 389205 439425 504525 544887 648675 732375 840875 908145 1081125 1513575 1946025 2197125 2522625 2724435 3243375 4540725 7567875 9730125 13622175 22703625 68110875