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68834254 = 2127457593
BaseRepresentation
bin1000001101001…
…01001111001110
311210112010211211
410012211033032
5120110144004
610455205034
71464036646
oct406451716
9153463754
1068834254
1135945215
121b07677a
1311351038
1491db526
15609a504
hex41a53ce

68834254 has 16 divisors (see below), whose sum is σ = 104467968. Its totient is φ = 34013952.

The previous prime is 68834251. The next prime is 68834261. The reversal of 68834254 is 45243886.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68834251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115782 + ... + 116374.

It is an arithmetic number, because the mean of its divisors is an integer number (6529248).

Almost surely, 268834254 is an apocalyptic number.

68834254 is a deficient number, since it is larger than the sum of its proper divisors (35633714).

68834254 is a wasteful number, since it uses less digits than its factorization.

68834254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1179.

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

The square root of 68834254 is about 8296.6411275889. The cubic root of 68834254 is about 409.8279150919.

The spelling of 68834254 in words is "sixty-eight million, eight hundred thirty-four thousand, two hundred fifty-four".

Divisors: 1 2 127 254 457 593 914 1186 58039 75311 116078 150622 271001 542002 34417127 68834254