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68150234 = 244376919
BaseRepresentation
bin1000000111111…
…10001111011010
311202020101112202
410003332033122
5114421301414
610432410202
71455160505
oct403761732
9152211482
1068150234
1135518309
121a9a6962
13111718a9
1490a013c
155eb29de
hex40fe3da

68150234 has 8 divisors (see below), whose sum is σ = 102457440. Its totient is φ = 33997756.

The previous prime is 68150233. The next prime is 68150249. The reversal of 68150234 is 43205186.

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

It is a junction number, because it is equal to n+sod(n) for n = 68150197 and 68150206.

It is not an unprimeable number, because it can be changed into a prime (68150233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37574 + ... + 39345.

It is an arithmetic number, because the mean of its divisors is an integer number (12807180).

Almost surely, 268150234 is an apocalyptic number.

68150234 is a deficient number, since it is larger than the sum of its proper divisors (34307206).

68150234 is a wasteful number, since it uses less digits than its factorization.

68150234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77364.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 68150234 is about 8255.3154997250. The cubic root of 68150234 is about 408.4658789848.

The spelling of 68150234 in words is "sixty-eight million, one hundred fifty thousand, two hundred thirty-four".

Divisors: 1 2 443 886 76919 153838 34075117 68150234