Base | Representation |
---|---|
bin | 1100001100100… |
… | …11000110110101 |
3 | 21010112010000000 |
4 | 12012103012311 |
5 | 202143030141 |
6 | 14052541513 |
7 | 2351441526 |
oct | 606230665 |
9 | 233463000 |
10 | 102314421 |
11 | 52832380 |
12 | 2a321899 |
13 | 182740a1 |
14 | d83484d |
15 | 8eb05b6 |
hex | 61931b5 |
102314421 has 32 divisors (see below), whose sum is σ = 167437440. Its totient is φ = 61994160.
The previous prime is 102314389. The next prime is 102314423. The reversal of 102314421 is 124413201.
102314421 is a `hidden beast` number, since 10 + 231 + 4 + 421 = 666.
It is not a de Polignac number, because 102314421 - 25 = 102314389 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 102314394 and 102314403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102314423) 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 31 ways as a sum of consecutive naturals, for example, 21931 + ... + 26183.
It is an arithmetic number, because the mean of its divisors is an integer number (5232420).
Almost surely, 2102314421 is an apocalyptic number.
102314421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
102314421 is a deficient number, since it is larger than the sum of its proper divisors (65123019).
102314421 is an frugal number, since it uses more digits than its factorization.
102314421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4285 (or 4267 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 102314421 is about 10115.0591199459. The cubic root of 102314421 is about 467.7124713140.
Adding to 102314421 its reverse (124413201), we get a palindrome (226727622).
It can be divided in two parts, 1023144 and 21, that added together give a triangular number (1023165 = T1430).
The spelling of 102314421 in words is "one hundred two million, three hundred fourteen thousand, four hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.132 sec. • engine limits •