Base | Representation |
---|---|
bin | 11110000010100111011111… |
… | …000010101101100010001101 |
3 | 122022210122222202102011020221 |
4 | 132002213133002231202031 |
5 | 114304133240120202341 |
6 | 1144555353340311341 |
7 | 36554305161664150 |
oct | 3602473702554215 |
9 | 568718882364227 |
10 | 132121231022221 |
11 | 39109332578371 |
12 | 12999b90b42551 |
13 | 5894c9506a41c |
14 | 248a9b767bc97 |
15 | 1041b9a643ed1 |
hex | 7829df0ad88d |
132121231022221 has 8 divisors (see below), whose sum is σ = 151044259907840. Its totient is φ = 113210343964368.
The previous prime is 132121231022177. The next prime is 132121231022327. The reversal of 132121231022221 is 122220132121231.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 132121231022221 - 27 = 132121231022093 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (132121231026221) 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, 3035433621 + ... + 3035477146.
It is an arithmetic number, because the mean of its divisors is an integer number (18880532488480).
Almost surely, 2132121231022221 is an apocalyptic number.
It is an amenable number.
132121231022221 is a deficient number, since it is larger than the sum of its proper divisors (18923028885619).
132121231022221 is an equidigital number, since it uses as much as digits as its factorization.
132121231022221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6070913883.
The product of its (nonzero) digits is 1152, while the sum is 25.
Adding to 132121231022221 its reverse (122220132121231), we get a palindrome (254341363143452).
The spelling of 132121231022221 in words is "one hundred thirty-two trillion, one hundred twenty-one billion, two hundred thirty-one million, twenty-two thousand, two hundred twenty-one".
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