Base | Representation |
---|---|
bin | 100001011110010… |
… | …1111111000010010 |
3 | 2220021112112120011 |
4 | 1002330233320102 |
5 | 4300021033020 |
6 | 303242305134 |
7 | 36556135552 |
oct | 10274577022 |
9 | 2807475504 |
10 | 1123221010 |
11 | 52703562a |
12 | 2741b81aa |
13 | 14b921222 |
14 | a9265162 |
15 | 6892135a |
hex | 42f2fe12 |
1123221010 has 16 divisors (see below), whose sum is σ = 2026411200. Its totient is φ = 448263216.
The previous prime is 1123220983. The next prime is 1123221013. The reversal of 1123221010 is 101223211.
It is not an unprimeable number, because it can be changed into a prime (1123221013) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123540 + ... + 132319.
It is an arithmetic number, because the mean of its divisors is an integer number (126650700).
Almost surely, 21123221010 is an apocalyptic number.
1123221010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1123221010 is a deficient number, since it is larger than the sum of its proper divisors (903190190).
1123221010 is a wasteful number, since it uses less digits than its factorization.
1123221010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 256305.
The product of its (nonzero) digits is 24, while the sum is 13.
The square root of 1123221010 is about 33514.4895530277. The cubic root of 1123221010 is about 1039.4934077375.
Adding to 1123221010 its reverse (101223211), we get a palindrome (1224444221).
The spelling of 1123221010 in words is "one billion, one hundred twenty-three million, two hundred twenty-one thousand, ten".
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