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68141375 = 53545131
BaseRepresentation
bin1000000111111…
…00000100111111
311202012221101122
410003330010333
5114421011000
610432301155
71455122621
oct403740477
9152187348
1068141375
1135511695
121a9a17bb
131116a853
14909ac11
155eb0085
hex40fc13f

68141375 has 8 divisors (see below), whose sum is σ = 85040592. Its totient is φ = 54513000.

The previous prime is 68141363. The next prime is 68141407. The reversal of 68141375 is 57314186.

It is not a de Polignac number, because 68141375 - 28 = 68141119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 272441 + ... + 272690.

It is an arithmetic number, because the mean of its divisors is an integer number (10630074).

Almost surely, 268141375 is an apocalyptic number.

68141375 is a deficient number, since it is larger than the sum of its proper divisors (16899217).

68141375 is an equidigital number, since it uses as much as digits as its factorization.

68141375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545146 (or 545136 counting only the distinct ones).

The product of its digits is 20160, while the sum is 35.

The square root of 68141375 is about 8254.7789189051. The cubic root of 68141375 is about 408.4481790894.

The spelling of 68141375 in words is "sixty-eight million, one hundred forty-one thousand, three hundred seventy-five".

Divisors: 1 5 25 125 545131 2725655 13628275 68141375