Base | Representation |
---|---|
bin | 1100010010000100101… |
… | …1101001111100001000 |
3 | 202011122122201202200221 |
4 | 3010201023221330020 |
5 | 11424122041213000 |
6 | 240534154435424 |
7 | 21150012156556 |
oct | 3044113517410 |
9 | 664578652627 |
10 | 211010101000 |
11 | 81541779026 |
12 | 34a8aa32b74 |
13 | 16b8a37233a |
14 | a2da460bd6 |
15 | 574ed5b61a |
hex | 31212e9f08 |
211010101000 has 32 divisors (see below), whose sum is σ = 493763638680. Its totient is φ = 84404040000.
The previous prime is 211010100941. The next prime is 211010101097. The reversal of 211010101000 is 101010112.
It can be written as a sum of positive squares in 4 ways, for example, as 104079792996 + 106930308004 = 322614^2 + 327002^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105504051 + ... + 105506050.
Almost surely, 2211010101000 is an apocalyptic number.
211010101000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
211010101000 is an abundant number, since it is smaller than the sum of its proper divisors (282753537680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211010101000 is a wasteful number, since it uses less digits than its factorization.
211010101000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 211010122 (or 211010108 counting only the distinct ones).
The product of its (nonzero) digits is 2, while the sum is 7.
Adding to 211010101000 its reverse (101010112), we get a palindrome (211111111112).
The spelling of 211010101000 in words is "two hundred eleven billion, ten million, one hundred one thousand".
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