Base | Representation |
---|---|
bin | 1100001011111… |
… | …11100101010111 |
3 | 21010101001022022 |
4 | 12011333211113 |
5 | 202133000310 |
6 | 14051123355 |
7 | 2350656431 |
oct | 605774527 |
9 | 233331268 |
10 | 102234455 |
11 | 52788294 |
12 | 2a2a355b |
13 | 1824687b |
14 | d813651 |
15 | 8e96a55 |
hex | 617f957 |
102234455 has 4 divisors (see below), whose sum is σ = 122681352. Its totient is φ = 81787560.
The previous prime is 102234427. The next prime is 102234463. The reversal of 102234455 is 554432201.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 554432201 = 4621 ⋅119981.
It is not a de Polignac number, because 102234455 - 28 = 102234199 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10223441 + ... + 10223450.
It is an arithmetic number, because the mean of its divisors is an integer number (30670338).
Almost surely, 2102234455 is an apocalyptic number.
102234455 is a deficient number, since it is larger than the sum of its proper divisors (20446897).
102234455 is an equidigital number, since it uses as much as digits as its factorization.
102234455 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20446896.
The product of its (nonzero) digits is 4800, while the sum is 26.
The square root of 102234455 is about 10111.1055280815. The cubic root of 102234455 is about 467.5905893635.
Adding to 102234455 its reverse (554432201), we get a palindrome (656666656).
The spelling of 102234455 in words is "one hundred two million, two hundred thirty-four thousand, four hundred fifty-five".
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