Base | Representation |
---|---|
bin | 1100001110111… |
… | …01110001101100 |
3 | 21011002122112200 |
4 | 12013131301230 |
5 | 202232322033 |
6 | 14103301500 |
7 | 2354154312 |
oct | 607356154 |
9 | 234078480 |
10 | 102620268 |
11 | 52a21143 |
12 | 2a44a890 |
13 | 1835036a |
14 | d8b40b2 |
15 | 9021013 |
hex | 61ddc6c |
102620268 has 18 divisors (see below), whose sum is σ = 259401324. Its totient is φ = 34206744.
The previous prime is 102620267. The next prime is 102620281. The reversal of 102620268 is 862026201.
102620268 is a `hidden beast` number, since 10 + 2 + 620 + 26 + 8 = 666.
It is a tau number, because it is divible by the number of its divisors (18).
It is not an unprimeable number, because it can be changed into a prime (102620263) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1425246 + ... + 1425317.
Almost surely, 2102620268 is an apocalyptic number.
102620268 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
102620268 is an abundant number, since it is smaller than the sum of its proper divisors (156781056).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102620268 is a wasteful number, since it uses less digits than its factorization.
102620268 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2850573 (or 2850568 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 27.
The square root of 102620268 is about 10130.1662375304. The cubic root of 102620268 is about 468.1780497193.
Adding to 102620268 its reverse (862026201), we get a palindrome (964646469).
The spelling of 102620268 in words is "one hundred two million, six hundred twenty thousand, two hundred sixty-eight".
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