Base | Representation |
---|---|
bin | 1011101100110100110… |
… | …0111010101101011100 |
3 | 201012211211001112100101 |
4 | 2323031030322231130 |
5 | 11243132332223400 |
6 | 232202051510444 |
7 | 20344150050220 |
oct | 2731514725534 |
9 | 635754045311 |
10 | 201011211100 |
11 | 78280652057 |
12 | 32b5a2b8424 |
13 | 15c5598323b |
14 | 9a2c50a780 |
15 | 536711c56a |
hex | 2ecd33ab5c |
201011211100 has 36 divisors (see below), whose sum is σ = 498507805264. Its totient is φ = 68918129280.
The previous prime is 201011211097. The next prime is 201011211101. The reversal of 201011211100 is 1112110102.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201011211101) 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, 143578737 + ... + 143580136.
Almost surely, 2201011211100 is an apocalyptic number.
201011211100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
201011211100 is an abundant number, since it is smaller than the sum of its proper divisors (297496594164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201011211100 is a wasteful number, since it uses less digits than its factorization.
201011211100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 287158894 (or 287158887 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 10.
Adding to 201011211100 its reverse (1112110102), we get a palindrome (202123321202).
The spelling of 201011211100 in words is "two hundred one billion, eleven million, two hundred eleven thousand, one hundred".
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