Base | Representation |
---|---|
bin | 101111011111110101… |
… | …1000111110001100110 |
3 | 100202021112222212121120 |
4 | 1132333223013301212 |
5 | 3132344000000402 |
6 | 114505205554410 |
7 | 10240440460410 |
oct | 1367753076146 |
9 | 322245885546 |
10 | 102000000102 |
11 | 3a292382850 |
12 | 17927715a06 |
13 | 9806c86b60 |
14 | 4d189199b0 |
15 | 29beaec3bc |
hex | 17bfac7c66 |
102000000102 has 256 divisors, whose sum is σ = 305283686400. Its totient is φ = 21805148160.
The previous prime is 102000000061. The next prime is 102000000127. The reversal of 102000000102 is 201000000201.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (6).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1913649 + ... + 1966227.
It is an arithmetic number, because the mean of its divisors is an integer number (1192514400).
Almost surely, 2102000000102 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 102000000102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152641843200).
102000000102 is an abundant number, since it is smaller than the sum of its proper divisors (203283686298).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102000000102 is a wasteful number, since it uses less digits than its factorization.
102000000102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52651.
The product of its (nonzero) digits is 4, while the sum is 6.
Adding to 102000000102 its reverse (201000000201), we get a palindrome (303000000303).
Subtracting 102000000102 from its reverse (201000000201), we obtain a palindrome (99000000099).
It can be divided in two parts, 102000000 and 102, that multiplied together give a square (10404000000 = 1020002).
The spelling of 102000000102 in words is "one hundred two billion, one hundred two", and thus it is an aban number.
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