Base | Representation |
---|---|
bin | 11001001001110… |
… | …10001011110110 |
3 | 112201001000110200 |
4 | 30210322023312 |
5 | 413004031402 |
6 | 32534301330 |
7 | 5141326323 |
oct | 1444721366 |
9 | 481030420 |
10 | 211002102 |
11 | a9118003 |
12 | 5a7b7846 |
13 | 3493a01c |
14 | 20047b4a |
15 | 137ce21c |
hex | c93a2f6 |
211002102 has 24 divisors (see below), whose sum is σ = 462682584. Its totient is φ = 69486144.
The previous prime is 211002101. The next prime is 211002107. The reversal of 211002102 is 201200112.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (211002101) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69123 + ... + 72110.
It is an arithmetic number, because the mean of its divisors is an integer number (19278441).
Almost surely, 2211002102 is an apocalyptic number.
211002102 is an abundant number, since it is smaller than the sum of its proper divisors (251680482).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211002102 is a wasteful number, since it uses less digits than its factorization.
211002102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 141324 (or 141321 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
The square root of 211002102 is about 14525.9113999776. The cubic root of 211002102 is about 595.3361582306.
Adding to 211002102 its reverse (201200112), we get a palindrome (412202214).
The spelling of 211002102 in words is "two hundred eleven million, two thousand, one hundred two".
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