Base | Representation |
---|---|
bin | 101111100010110110… |
… | …1111111101001011100 |
3 | 100202112121211100210221 |
4 | 1133011231333221130 |
5 | 3133100430312130 |
6 | 114523231411124 |
7 | 10243111502224 |
oct | 1370555775134 |
9 | 322477740727 |
10 | 102101416540 |
11 | 3a334651492 |
12 | 17955683aa4 |
13 | 9821ca5296 |
14 | 4d28199084 |
15 | 29c898187a |
hex | 17c5b7fa5c |
102101416540 has 24 divisors (see below), whose sum is σ = 215010240480. Its totient is φ = 40726801728.
The previous prime is 102101416489. The next prime is 102101416579. The reversal of 102101416540 is 45614101201.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7102947 + ... + 7117306.
It is an arithmetic number, because the mean of its divisors is an integer number (8958760020).
Almost surely, 2102101416540 is an apocalyptic number.
102101416540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
102101416540 is an abundant number, since it is smaller than the sum of its proper divisors (112908823940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102101416540 is a wasteful number, since it uses less digits than its factorization.
102101416540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14220621 (or 14220619 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 25.
Adding to 102101416540 its reverse (45614101201), we get a palindrome (147715517741).
The spelling of 102101416540 in words is "one hundred two billion, one hundred one million, four hundred sixteen thousand, five hundred forty".
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