Base | Representation |
---|---|
bin | 111101111111010010… |
… | …0100101011000000101 |
3 | 110201121100210210012222 |
4 | 1323332210211120011 |
5 | 4140112211201041 |
6 | 141053212022125 |
7 | 12421560342320 |
oct | 1737644453005 |
9 | 421540723188 |
10 | 133120022021 |
11 | 51501866928 |
12 | 21971761945 |
13 | c7263bcccc |
14 | 662b9d57b7 |
15 | 36e1c1474b |
hex | 1efe925605 |
133120022021 has 16 divisors (see below), whose sum is σ = 158131526784. Its totient is φ = 109681418304.
The previous prime is 133120022011. The next prime is 133120022033. The reversal of 133120022021 is 120220021331.
It is a cyclic number.
It is not a de Polignac number, because 133120022021 - 222 = 133115827717 is a prime.
It is a super-4 number, since 4×1331200220214 (a number of 46 digits) contains 4444 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (133120022011) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3074750 + ... + 3117743.
It is an arithmetic number, because the mean of its divisors is an integer number (9883220424).
Almost surely, 2133120022021 is an apocalyptic number.
It is an amenable number.
133120022021 is a deficient number, since it is larger than the sum of its proper divisors (25011504763).
133120022021 is an equidigital number, since it uses as much as digits as its factorization.
133120022021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6192620.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 133120022021 its reverse (120220021331), we get a palindrome (253340043352).
The spelling of 133120022021 in words is "one hundred thirty-three billion, one hundred twenty million, twenty-two thousand, twenty-one".
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