Base | Representation |
---|---|
bin | 1100001010101… |
… | …01101000011101 |
3 | 21010001022121002 |
4 | 12011111220131 |
5 | 202112000441 |
6 | 14043320045 |
7 | 2346342443 |
oct | 605255035 |
9 | 233038532 |
10 | 102062621 |
11 | 52680181 |
12 | 2a220025 |
13 | 181b65ab |
14 | d7aab93 |
15 | 8e60b9b |
hex | 6155a1d |
102062621 has 8 divisors (see below), whose sum is σ = 103539384. Its totient is φ = 100595200.
The previous prime is 102062603. The next prime is 102062627. The reversal of 102062621 is 126260201.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 3556996 + 98505625 = 1886^2 + 9925^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 102062621 - 226 = 34953757 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 102062593 and 102062602.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102062627) 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 7 ways as a sum of consecutive naturals, for example, 21365 + ... + 25701.
It is an arithmetic number, because the mean of its divisors is an integer number (12942423).
Almost surely, 2102062621 is an apocalyptic number.
It is an amenable number.
102062621 is a deficient number, since it is larger than the sum of its proper divisors (1476763).
102062621 is a wasteful number, since it uses less digits than its factorization.
102062621 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4671.
The product of its (nonzero) digits is 288, while the sum is 20.
The square root of 102062621 is about 10102.6046641448. The cubic root of 102062621 is about 467.3284695812.
The spelling of 102062621 in words is "one hundred two million, sixty-two thousand, six hundred twenty-one".
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