Base | Representation |
---|---|
bin | 101111101111011101… |
… | …0101010011110000100 |
3 | 100210122002022100212221 |
4 | 1133132322222132010 |
5 | 3134432141334233 |
6 | 115033212422124 |
7 | 10256434023040 |
oct | 1373672523604 |
9 | 323562270787 |
10 | 102524168068 |
11 | 3a531246a13 |
12 | 17a53177944 |
13 | 988b75150a |
14 | 4d683a3020 |
15 | 2a00b3b42d |
hex | 17deeaa784 |
102524168068 has 48 divisors (see below), whose sum is σ = 212486851584. Its totient is φ = 42355998720.
The previous prime is 102524168051. The next prime is 102524168069. The reversal of 102524168068 is 860861425201.
It is a super-2 number, since 2×1025241680682 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (102524168069) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6721 + ... + 452872.
It is an arithmetic number, because the mean of its divisors is an integer number (4426809408).
Almost surely, 2102524168068 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 102524168068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106243425792).
102524168068 is an abundant number, since it is smaller than the sum of its proper divisors (109962683516).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102524168068 is a wasteful number, since it uses less digits than its factorization.
102524168068 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 459892 (or 459890 counting only the distinct ones).
The product of its (nonzero) digits is 184320, while the sum is 43.
The spelling of 102524168068 in words is "one hundred two billion, five hundred twenty-four million, one hundred sixty-eight thousand, sixty-eight".
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