Base | Representation |
---|---|
bin | 101110101101110110… |
… | …1111010110110110101 |
3 | 100120221200110001102220 |
4 | 1131123231322312311 |
5 | 3120430142341041 |
6 | 114030542152553 |
7 | 10151045350341 |
oct | 1353355726665 |
9 | 316850401386 |
10 | 100323012021 |
11 | 396017a7891 |
12 | 17539b82759 |
13 | 95ca70690b |
14 | 4bd9d04621 |
15 | 2922791d66 |
hex | 175bb7adb5 |
100323012021 has 4 divisors (see below), whose sum is σ = 133764016032. Its totient is φ = 66882008012.
The previous prime is 100323012019. The next prime is 100323012073. The reversal of 100323012021 is 120210323001.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 100323012021 - 21 = 100323012019 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100323012221) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16720502001 + ... + 16720502006.
It is an arithmetic number, because the mean of its divisors is an integer number (33441004008).
Almost surely, 2100323012021 is an apocalyptic number.
It is an amenable number.
100323012021 is a deficient number, since it is larger than the sum of its proper divisors (33441004011).
100323012021 is an equidigital number, since it uses as much as digits as its factorization.
100323012021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33441004010.
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 100323012021 its reverse (120210323001), we get a palindrome (220533335022).
The spelling of 100323012021 in words is "one hundred billion, three hundred twenty-three million, twelve thousand, twenty-one".
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