Base | Representation |
---|---|
bin | 1100000100010… |
… | …00111100111110 |
3 | 21001110201120110 |
4 | 12002020330332 |
5 | 201403134004 |
6 | 14013330450 |
7 | 2336251305 |
oct | 602107476 |
9 | 231421513 |
10 | 101224254 |
11 | 5215830a |
12 | 29a96a26 |
13 | 17c81b11 |
14 | d62d43c |
15 | 8d47589 |
hex | 6088f3e |
101224254 has 32 divisors (see below), whose sum is σ = 206977824. Its totient is φ = 32993280.
The previous prime is 101224241. The next prime is 101224259. The reversal of 101224254 is 452422101.
It is a self number, because there is not a number n which added to its sum of digits gives 101224254.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101224259) 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, 69922 + ... + 71354.
It is an arithmetic number, because the mean of its divisors is an integer number (6468057).
Almost surely, 2101224254 is an apocalyptic number.
101224254 is an abundant number, since it is smaller than the sum of its proper divisors (105753570).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101224254 is a wasteful number, since it uses less digits than its factorization.
101224254 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1692.
The product of its (nonzero) digits is 640, while the sum is 21.
The square root of 101224254 is about 10061.0264883858. The cubic root of 101224254 is about 466.0453669598.
Adding to 101224254 its reverse (452422101), we get a palindrome (553646355).
The spelling of 101224254 in words is "one hundred one million, two hundred twenty-four thousand, two hundred fifty-four".
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