Base | Representation |
---|---|
bin | 1100001110011011010… |
… | …1110101000110010011 |
3 | 202002010102221120112111 |
4 | 3003212311311012103 |
5 | 11420121003113021 |
6 | 240253111410151 |
7 | 21113525413360 |
oct | 3034665650623 |
9 | 662112846474 |
10 | 210031301011 |
11 | 8108a215114 |
12 | 34857083957 |
13 | 16a6264884c |
14 | a246471467 |
15 | 56e3e668e1 |
hex | 30e6d75193 |
210031301011 has 8 divisors (see below), whose sum is σ = 240041539584. Its totient is φ = 180022504200.
The previous prime is 210031300993. The next prime is 210031301041. The reversal of 210031301011 is 110103130012.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 210031301011 - 29 = 210031300499 is a prime.
It is a super-2 number, since 2×2100313010112 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 210031300982 and 210031301000.
It is not an unprimeable number, because it can be changed into a prime (210031301041) 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, 27805 + ... + 648718.
It is an arithmetic number, because the mean of its divisors is an integer number (30005192448).
Almost surely, 2210031301011 is an apocalyptic number.
210031301011 is a deficient number, since it is larger than the sum of its proper divisors (30010238573).
210031301011 is an equidigital number, since it uses as much as digits as its factorization.
210031301011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 720881.
The product of its (nonzero) digits is 18, while the sum is 13.
Adding to 210031301011 its reverse (110103130012), we get a palindrome (320134431023).
The spelling of 210031301011 in words is "two hundred ten billion, thirty-one million, three hundred one thousand, eleven".
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