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68880203 = 720534793
BaseRepresentation
bin1000001101100…
…00011101001011
311210121110212122
410012300131023
5120113131303
610500201455
71464320630
oct406603513
9153543778
1068880203
1135976797
121b09928b
1311368c22
149210187
1560a8e38
hex41b074b

68880203 has 8 divisors (see below), whose sum is σ = 78775008. Its totient is φ = 58999104.

The previous prime is 68880197. The next prime is 68880211. The reversal of 68880203 is 30208886.

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

It is a cyclic number.

It is not a de Polignac number, because 68880203 - 216 = 68814667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68880403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11975 + ... + 16767.

It is an arithmetic number, because the mean of its divisors is an integer number (9846876).

Almost surely, 268880203 is an apocalyptic number.

68880203 is a deficient number, since it is larger than the sum of its proper divisors (9894805).

68880203 is a wasteful number, since it uses less digits than its factorization.

68880203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6853.

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 68880203 is about 8299.4097982929. The cubic root of 68880203 is about 409.9190857576.

The spelling of 68880203 in words is "sixty-eight million, eight hundred eighty thousand, two hundred three".

Divisors: 1 7 2053 4793 14371 33551 9840029 68880203