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68650118 = 2103333253
BaseRepresentation
bin1000001011110…
…00010010000110
311210011210020222
410011320102012
5120033300433
610451224342
71462342055
oct405702206
9153153228
1068650118
1135829939
121aba80b2
13112b8294
14919039c
156060b98
hex4178486

68650118 has 8 divisors (see below), whose sum is σ = 103975248. Its totient is φ = 33991704.

The previous prime is 68650117. The next prime is 68650123. The reversal of 68650118 is 81105686.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68650117) 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, 166421 + ... + 166832.

It is an arithmetic number, because the mean of its divisors is an integer number (12996906).

Almost surely, 268650118 is an apocalyptic number.

68650118 is a deficient number, since it is larger than the sum of its proper divisors (35325130).

68650118 is a wasteful number, since it uses less digits than its factorization.

68650118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333358.

The product of its (nonzero) digits is 11520, while the sum is 35.

The square root of 68650118 is about 8285.5366754363. The cubic root of 68650118 is about 409.4621501848.

The spelling of 68650118 in words is "sixty-eight million, six hundred fifty thousand, one hundred eighteen".

Divisors: 1 2 103 206 333253 666506 34325059 68650118