Base | Representation |
---|---|
bin | 1011111110010… |
… | …01110010000100 |
3 | 20222222221110012 |
4 | 11333021302010 |
5 | 201203104340 |
6 | 13544445352 |
7 | 2326510355 |
oct | 577116204 |
9 | 228887405 |
10 | 100441220 |
11 | 51772a80 |
12 | 29779858 |
13 | 17a69599 |
14 | d4a7d2c |
15 | 8c40565 |
hex | 5fc9c84 |
100441220 has 48 divisors (see below), whose sum is σ = 242222400. Its totient is φ = 34600320.
The previous prime is 100441213. The next prime is 100441223. The reversal of 100441220 is 22144001.
It is a junction number, because it is equal to n+sod(n) for n = 100441195 and 100441204.
It is not an unprimeable number, because it can be changed into a prime (100441223) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7835 + ... + 16194.
It is an arithmetic number, because the mean of its divisors is an integer number (5046300).
Almost surely, 2100441220 is an apocalyptic number.
100441220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
100441220 is an abundant number, since it is smaller than the sum of its proper divisors (141781180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100441220 is a wasteful number, since it uses less digits than its factorization.
100441220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24068 (or 24066 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 14.
The square root of 100441220 is about 10022.0367191505. The cubic root of 100441220 is about 464.8405357549.
Adding to 100441220 its reverse (22144001), we get a palindrome (122585221).
It can be divided in two parts, 1004 and 41220, that added together give a palindrome (42224).
The spelling of 100441220 in words is "one hundred million, four hundred forty-one thousand, two hundred twenty".
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