Base | Representation |
---|---|
bin | 1100001011110… |
… | …00001111110111 |
3 | 21010022112002102 |
4 | 12011320033313 |
5 | 202131020112 |
6 | 14050332315 |
7 | 2350503014 |
oct | 605701767 |
9 | 233275072 |
10 | 102204407 |
11 | 52767758 |
12 | 2a28a09b |
13 | 18235ca6 |
14 | d80670b |
15 | 8e8cbc2 |
hex | 61783f7 |
102204407 has 2 divisors, whose sum is σ = 102204408. Its totient is φ = 102204406.
The previous prime is 102204379. The next prime is 102204419. The reversal of 102204407 is 704402201.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 102204407 - 216 = 102138871 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (102204437) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51102203 + 51102204.
It is an arithmetic number, because the mean of its divisors is an integer number (51102204).
Almost surely, 2102204407 is an apocalyptic number.
102204407 is a deficient number, since it is larger than the sum of its proper divisors (1).
102204407 is an equidigital number, since it uses as much as digits as its factorization.
102204407 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 448, while the sum is 20.
The square root of 102204407 is about 10109.6195279546. The cubic root of 102204407 is about 467.5447746110.
Adding to 102204407 its reverse (704402201), we get a palindrome (806606608).
The spelling of 102204407 in words is "one hundred two million, two hundred four thousand, four hundred seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •