Base | Representation |
---|---|
bin | 1100001100000… |
… | …01011011100111 |
3 | 21010101102200121 |
4 | 12012001123213 |
5 | 202133221043 |
6 | 14051222411 |
7 | 2351020462 |
oct | 606013347 |
9 | 233342617 |
10 | 102242023 |
11 | 52792a44 |
12 | 2a2a7a07 |
13 | 1824a150 |
14 | d8162d9 |
15 | 8e98ded |
hex | 61816e7 |
102242023 has 16 divisors (see below), whose sum is σ = 115053120. Its totient is φ = 90203904.
The previous prime is 102242017. The next prime is 102242047. The reversal of 102242023 is 320242201.
It is a cyclic number.
It is not a de Polignac number, because 102242023 - 25 = 102241991 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 102241988 and 102242006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102242083) 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 15 ways as a sum of consecutive naturals, for example, 37515 + ... + 40147.
It is an arithmetic number, because the mean of its divisors is an integer number (7190820).
Almost surely, 2102242023 is an apocalyptic number.
102242023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
102242023 is a deficient number, since it is larger than the sum of its proper divisors (12811097).
102242023 is a wasteful number, since it uses less digits than its factorization.
102242023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2778.
The product of its (nonzero) digits is 192, while the sum is 16.
The square root of 102242023 is about 10111.4797631207. The cubic root of 102242023 is about 467.6021270206.
Adding to 102242023 its reverse (320242201), we get a palindrome (422484224).
The spelling of 102242023 in words is "one hundred two million, two hundred forty-two thousand, twenty-three".
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