Base | Representation |
---|---|
bin | 10011000001011111… |
… | …11111111100100101 |
3 | 222100202210202112212 |
4 | 21200233333330211 |
5 | 131404030130041 |
6 | 4405234453205 |
7 | 511043113163 |
oct | 114057777445 |
9 | 28322722485 |
10 | 10213130021 |
11 | 4371055826 |
12 | 1b90434205 |
13 | c69bc0c03 |
14 | 6cc5a2233 |
15 | 3eb95c8eb |
hex | 260bfff25 |
10213130021 has 8 divisors (see below), whose sum is σ = 10926904800. Its totient is φ = 9516979440.
The previous prime is 10213130003. The next prime is 10213130023. The reversal of 10213130021 is 12003131201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 10213130021 - 218 = 10212867877 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10213129978 and 10213130005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10213130023) 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, 4404851 + ... + 4407168.
It is an arithmetic number, because the mean of its divisors is an integer number (1365863100).
Almost surely, 210213130021 is an apocalyptic number.
It is an amenable number.
10213130021 is a deficient number, since it is larger than the sum of its proper divisors (713774779).
10213130021 is an equidigital number, since it uses as much as digits as its factorization.
10213130021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8812099.
The product of its (nonzero) digits is 36, while the sum is 14.
Adding to 10213130021 its reverse (12003131201), we get a palindrome (22216261222).
The spelling of 10213130021 in words is "ten billion, two hundred thirteen million, one hundred thirty thousand, twenty-one".
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