Base | Representation |
---|---|
bin | 1111101111001… |
… | …11011110000101 |
3 | 100012102022112101 |
4 | 13313213132011 |
5 | 232244120401 |
6 | 21033352101 |
7 | 3162103153 |
oct | 767473605 |
9 | 305368471 |
10 | 132020101 |
11 | 68581724 |
12 | 38268631 |
13 | 21475105 |
14 | 137683d3 |
15 | b8cc101 |
hex | 7de7785 |
132020101 has 4 divisors (see below), whose sum is σ = 132050412. Its totient is φ = 131989792.
The previous prime is 132020081. The next prime is 132020137. The reversal of 132020101 is 101020231.
It is a Cunningham number, because it is equal to 114902+1.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 101020231 = 13 ⋅7770787.
It can be written as a sum of positive squares in 2 ways, for example, as 65189476 + 66830625 = 8074^2 + 8175^2 .
It is a cyclic number.
It is not a de Polignac number, because 132020101 - 27 = 132019973 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 (132020171) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7246 + ... + 17791.
It is an arithmetic number, because the mean of its divisors is an integer number (33012603).
Almost surely, 2132020101 is an apocalyptic number.
It is an amenable number.
132020101 is a deficient number, since it is larger than the sum of its proper divisors (30311).
132020101 is an equidigital number, since it uses as much as digits as its factorization.
132020101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30310.
The product of its (nonzero) digits is 12, while the sum is 10.
The square root of 132020101 is about 11490.0000435161. Note that the first 4 decimals coincide. The cubic root of 132020101 is about 509.1901808873.
Adding to 132020101 its reverse (101020231), we get a palindrome (233040332).
The spelling of 132020101 in words is "one hundred thirty-two million, twenty thousand, one hundred one".
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