Base | Representation |
---|---|
bin | 11000100111000000… |
… | …01101010010000001 |
3 | 1021002202220211102112 |
4 | 30103200031102001 |
5 | 204024300041001 |
6 | 10023005225105 |
7 | 645260045654 |
oct | 142340152201 |
9 | 37082824375 |
10 | 13212112001 |
11 | 566a990330 |
12 | 2688862195 |
13 | 1327309c6a |
14 | 8d49c189b |
15 | 524d9ecbb |
hex | 31380d481 |
13212112001 has 8 divisors (see below), whose sum is σ = 14910220800. Its totient is φ = 11596837840.
The previous prime is 13212111971. The next prime is 13212112031. The reversal of 13212112001 is 10021121231.
It is an interprime number because it is at equal distance from previous prime (13212111971) and next prime (13212112031).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13212112001 - 26 = 13212111937 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13212112031) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20708321 + ... + 20708958.
It is an arithmetic number, because the mean of its divisors is an integer number (1863777600).
Almost surely, 213212112001 is an apocalyptic number.
13212112001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
13212112001 is a deficient number, since it is larger than the sum of its proper divisors (1698108799).
13212112001 is a wasteful number, since it uses less digits than its factorization.
13212112001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41417319.
The product of its (nonzero) digits is 24, while the sum is 14.
Adding to 13212112001 its reverse (10021121231), we get a palindrome (23233233232).
The spelling of 13212112001 in words is "thirteen billion, two hundred twelve million, one hundred twelve thousand, one".
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