Base | Representation |
---|---|
bin | 1100000011100… |
… | …10001111000010 |
3 | 21001021222221002 |
4 | 12001302033002 |
5 | 201342144302 |
6 | 14011332002 |
7 | 2335413104 |
oct | 601621702 |
9 | 231258832 |
10 | 101131202 |
11 | 520a4407 |
12 | 29a51002 |
13 | 17c4b663 |
14 | d607574 |
15 | 8d29c02 |
hex | 60723c2 |
101131202 has 4 divisors (see below), whose sum is σ = 151696806. Its totient is φ = 50565600.
The previous prime is 101131201. The next prime is 101131237. The reversal of 101131202 is 202131101.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 202131101 = 19 ⋅10638479.
It can be written as a sum of positive squares in only one way, i.e., 57320041 + 43811161 = 7571^2 + 6619^2 .
It is not an unprimeable number, because it can be changed into a prime (101131201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25282799 + ... + 25282802.
Almost surely, 2101131202 is an apocalyptic number.
101131202 is a deficient number, since it is larger than the sum of its proper divisors (50565604).
101131202 is an equidigital number, since it uses as much as digits as its factorization.
101131202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50565603.
The product of its (nonzero) digits is 12, while the sum is 11.
The square root of 101131202 is about 10056.4010460999. The cubic root of 101131202 is about 465.9025166481.
Adding to 101131202 its reverse (202131101), we get a palindrome (303262303).
The spelling of 101131202 in words is "one hundred one million, one hundred thirty-one thousand, two hundred two".
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