Base | Representation |
---|---|
bin | 1100001110101110101… |
… | …0011110100000111001 |
3 | 202002100002012020011210 |
4 | 3003223222132200321 |
5 | 11420302211223001 |
6 | 240305121513333 |
7 | 21115530216510 |
oct | 3035352364071 |
9 | 662302166153 |
10 | 210112211001 |
11 | 81120957a80 |
12 | 3487a1a2849 |
13 | 16a76337194 |
14 | a2530d3677 |
15 | 56eb0e9dd6 |
hex | 30eba9e839 |
210112211001 has 32 divisors (see below), whose sum is σ = 350148612096. Its totient is φ = 108876960000.
The previous prime is 210112210981. The next prime is 210112211009. The reversal of 210112211001 is 100112211012.
It is not a de Polignac number, because 210112211001 - 215 = 210112178233 is a prime.
It is not an unprimeable number, because it can be changed into a prime (210112211009) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1041505 + ... + 1226766.
It is an arithmetic number, because the mean of its divisors is an integer number (10942144128).
Almost surely, 2210112211001 is an apocalyptic number.
210112211001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
210112211001 is a deficient number, since it is larger than the sum of its proper divisors (140036401095).
210112211001 is a wasteful number, since it uses less digits than its factorization.
210112211001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2268693.
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 210112211001 its reverse (100112211012), we get a palindrome (310224422013).
The spelling of 210112211001 in words is "two hundred ten billion, one hundred twelve million, two hundred eleven thousand, one".
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