Base | Representation |
---|---|
bin | 1000000110110… |
… | …01110101001110 |
3 | 11201221210222100 |
4 | 10003121311032 |
5 | 114402013402 |
6 | 10425255530 |
7 | 1453666641 |
oct | 403316516 |
9 | 151853870 |
10 | 68001102 |
11 | 35426264 |
12 | 1a9345a6 |
13 | 1111ba50 |
14 | 9061a58 |
15 | 5e8371c |
hex | 40d9d4e |
68001102 has 48 divisors (see below), whose sum is σ = 160943328. Its totient is φ = 20623680.
The previous prime is 68001097. The next prime is 68001107. The reversal of 68001102 is 20110086.
It is an interprime number because it is at equal distance from previous prime (68001097) and next prime (68001107).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68001107) 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 23 ways as a sum of consecutive naturals, for example, 14568 + ... + 18660.
It is an arithmetic number, because the mean of its divisors is an integer number (3352986).
Almost surely, 268001102 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 68001102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80471664).
68001102 is an abundant number, since it is smaller than the sum of its proper divisors (92942226).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68001102 is a wasteful number, since it uses less digits than its factorization.
68001102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4185 (or 4182 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 18.
The square root of 68001102 is about 8246.2780695293. The cubic root of 68001102 is about 408.1677150739.
Adding to 68001102 its reverse (20110086), we get a palindrome (88111188).
The spelling of 68001102 in words is "sixty-eight million, one thousand, one hundred two".
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