Base | Representation |
---|---|
bin | 1011101100111001100… |
… | …1101110000001001000 |
3 | 201012220012221101202202 |
4 | 2323032121232001020 |
5 | 11243203011003300 |
6 | 232204051215332 |
7 | 20344513142261 |
oct | 2731631560110 |
9 | 635805841682 |
10 | 201031344200 |
11 | 78290a53385 |
12 | 32b64ba7548 |
13 | 15c59bb210b |
14 | 9a3106b968 |
15 | 5368c97ad5 |
hex | 2ece66e048 |
201031344200 has 24 divisors (see below), whose sum is σ = 467397875730. Its totient is φ = 80412537600.
The previous prime is 201031344167. The next prime is 201031344203. The reversal of 201031344200 is 2443130102.
It can be written as a sum of positive squares in 3 ways, for example, as 195542608804 + 5488735396 = 442202^2 + 74086^2 .
It is a Harshad number since it is a multiple of its sum of digits (20).
It is not an unprimeable number, because it can be changed into a prime (201031344203) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 502578161 + ... + 502578560.
Almost surely, 2201031344200 is an apocalyptic number.
201031344200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
201031344200 is an abundant number, since it is smaller than the sum of its proper divisors (266366531530).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201031344200 is a wasteful number, since it uses less digits than its factorization.
201031344200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1005156737 (or 1005156728 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 201031344200 its reverse (2443130102), we get a palindrome (203474474302).
The spelling of 201031344200 in words is "two hundred one billion, thirty-one million, three hundred forty-four thousand, two hundred".
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