Base | Representation |
---|---|
bin | 11001000010011… |
… | …01000110010100 |
3 | 112122012200100210 |
4 | 30201031012110 |
5 | 412231442441 |
6 | 32501405420 |
7 | 5130143160 |
oct | 1441150624 |
9 | 478180323 |
10 | 210030996 |
11 | a861443a |
12 | 5a409870 |
13 | 34689cc6 |
14 | 1dc73ca0 |
15 | 1368b616 |
hex | c84d194 |
210030996 has 96 divisors (see below), whose sum is σ = 572947200. Its totient is φ = 58650624.
The previous prime is 210030929. The next prime is 210031007. The reversal of 210030996 is 699030012.
210030996 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×2100309962 = 88226038561504032, which contains 22 as substring.
210030996 is a modest number, since divided by 30996 gives 2100 as remainder.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1213966 + ... + 1214138.
It is an arithmetic number, because the mean of its divisors is an integer number (5968200).
Almost surely, 2210030996 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 210030996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (286473600).
210030996 is an abundant number, since it is smaller than the sum of its proper divisors (362916204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210030996 is a wasteful number, since it uses less digits than its factorization.
With its successor (210030997) it forms a Ruth-Aaron pair, since the sum of their prime factors is the same (433).
210030996 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 433 (or 431 counting only the distinct ones).
The product of its (nonzero) digits is 2916, while the sum is 30.
The square root of 210030996 is about 14492.4461703330. The cubic root of 210030996 is about 594.4214379336.
The spelling of 210030996 in words is "two hundred ten million, thirty thousand, nine hundred ninety-six".
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