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68825395 = 575118329
BaseRepresentation
bin1000001101000…
…11000100110011
311210111200200201
410012203010303
5120104403040
610455100031
71464002062
oct406430463
9153450621
1068825395
11359395a1
121b071617
1311349cb2
1491d81d9
156097a9a
hex41a3133

68825395 has 8 divisors (see below), whose sum is σ = 82704960. Its totient is φ = 54984000.

The previous prime is 68825387. The next prime is 68825399. The reversal of 68825395 is 59352886.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 68825395 - 23 = 68825387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (68825399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5410 + ... + 12919.

It is an arithmetic number, because the mean of its divisors is an integer number (10338120).

Almost surely, 268825395 is an apocalyptic number.

68825395 is a deficient number, since it is larger than the sum of its proper divisors (13879565).

68825395 is a wasteful number, since it uses less digits than its factorization.

68825395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19085.

The product of its digits is 518400, while the sum is 46.

The square root of 68825395 is about 8296.1072196543. The cubic root of 68825395 is about 409.8103326575.

The spelling of 68825395 in words is "sixty-eight million, eight hundred twenty-five thousand, three hundred ninety-five".

Divisors: 1 5 751 3755 18329 91645 13765079 68825395