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68126475 = 352908353
BaseRepresentation
bin1000000111110…
…00011100001011
311202012011221210
410003320130023
5114420021400
610432104203
71455031314
oct403703413
9152164853
1068126475
113550147a
121a995063
1311163b31
14909560b
155eaa950
hex40f870b

68126475 has 12 divisors (see below), whose sum is σ = 112635896. Its totient is φ = 36334080.

The previous prime is 68126473. The next prime is 68126477. The reversal of 68126475 is 57462186.

It is an interprime number because it is at equal distance from previous prime (68126473) and next prime (68126477).

It is not a de Polignac number, because 68126475 - 21 = 68126473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68126473) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 454102 + ... + 454251.

Almost surely, 268126475 is an apocalyptic number.

68126475 is a deficient number, since it is larger than the sum of its proper divisors (44509421).

68126475 is a wasteful number, since it uses less digits than its factorization.

68126475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908366 (or 908361 counting only the distinct ones).

The product of its digits is 80640, while the sum is 39.

The square root of 68126475 is about 8253.8763620495. The cubic root of 68126475 is about 408.4184060795.

The spelling of 68126475 in words is "sixty-eight million, one hundred twenty-six thousand, four hundred seventy-five".

Divisors: 1 3 5 15 25 75 908353 2725059 4541765 13625295 22708825 68126475