Base | Representation |
---|---|
bin | 11000100111000001… |
… | …01100100101001001 |
3 | 1021002210011100021200 |
4 | 30103200230211021 |
5 | 204024313141301 |
6 | 10023012054413 |
7 | 645261121506 |
oct | 142340544511 |
9 | 37083140250 |
10 | 13212240201 |
11 | 566aa68686 |
12 | 2688904409 |
13 | 1327353414 |
14 | 8d4a164ad |
15 | 524dc7c86 |
hex | 31382c949 |
13212240201 has 48 divisors (see below), whose sum is σ = 20119252608. Its totient is φ = 8343993600.
The previous prime is 13212240103. The next prime is 13212240229. The reversal of 13212240201 is 10204221231.
It is a happy number.
13212240201 is a `hidden beast` number, since 13 + 212 + 240 + 201 = 666.
It is not a de Polignac number, because 13212240201 - 27 = 13212240073 is a prime.
It is a super-2 number, since 2×132122402012 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (13212240241) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12109666 + ... + 12110756.
It is an arithmetic number, because the mean of its divisors is an integer number (419151096).
Almost surely, 213212240201 is an apocalyptic number.
It is an amenable number.
13212240201 is a deficient number, since it is larger than the sum of its proper divisors (6907012407).
13212240201 is a wasteful number, since it uses less digits than its factorization.
13212240201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2062 (or 2059 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
Adding to 13212240201 its reverse (10204221231), we get a palindrome (23416461432).
The spelling of 13212240201 in words is "thirteen billion, two hundred twelve million, two hundred forty thousand, two hundred one".
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