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68834134 = 237930191
BaseRepresentation
bin1000001101001…
…01001101010110
311210112010200101
410012211031112
5120110143014
610455204314
71464036415
oct406451526
9153463611
1068834134
1135945116
121b07669a
1311350c75
1491db47c
15609a474
hex41a5356

68834134 has 8 divisors (see below), whose sum is σ = 106041888. Its totient is φ = 33486840.

The previous prime is 68834107. The next prime is 68834137. The reversal of 68834134 is 43143886.

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

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a junction number, because it is equal to n+sod(n) for n = 68834093 and 68834102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68834137) 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, 465022 + ... + 465169.

It is an arithmetic number, because the mean of its divisors is an integer number (13255236).

Almost surely, 268834134 is an apocalyptic number.

68834134 is a deficient number, since it is larger than the sum of its proper divisors (37207754).

68834134 is a wasteful number, since it uses less digits than its factorization.

68834134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 930230.

The product of its digits is 55296, while the sum is 37.

The square root of 68834134 is about 8296.6338957435. The cubic root of 68834134 is about 409.8276769383.

The spelling of 68834134 in words is "sixty-eight million, eight hundred thirty-four thousand, one hundred thirty-four".

Divisors: 1 2 37 74 930191 1860382 34417067 68834134