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68832454 = 244377689
BaseRepresentation
bin1000001101001…
…00110011000110
311210112001101011
410012210303012
5120110114304
610455152434
71464031465
oct406446306
9153461334
1068832454
1135943929
121b07571a
1311350282
1491da9dc
156099c04
hex41a4cc6

68832454 has 8 divisors (see below), whose sum is σ = 103483080. Its totient is φ = 34338096.

The previous prime is 68832451. The next prime is 68832479. The reversal of 68832454 is 45423886.

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

It is a super-3 number, since 3×688324543 (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68832451) 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 3 ways as a sum of consecutive naturals, for example, 37959 + ... + 39730.

It is an arithmetic number, because the mean of its divisors is an integer number (12935385).

Almost surely, 268832454 is an apocalyptic number.

68832454 is a deficient number, since it is larger than the sum of its proper divisors (34650626).

68832454 is a wasteful number, since it uses less digits than its factorization.

68832454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78134.

The product of its digits is 184320, while the sum is 40.

The square root of 68832454 is about 8296.5326492457. The cubic root of 68832454 is about 409.8243427587.

The spelling of 68832454 in words is "sixty-eight million, eight hundred thirty-two thousand, four hundred fifty-four".

Divisors: 1 2 443 886 77689 155378 34416227 68832454