Base | Representation |
---|---|
bin | 1100000100010… |
… | …10111100011111 |
3 | 21001111010202201 |
4 | 12002022330133 |
5 | 201403414130 |
6 | 14013432331 |
7 | 2336314144 |
oct | 602127437 |
9 | 231433681 |
10 | 101232415 |
11 | 52163459 |
12 | 29a9b6a7 |
13 | 17c8574b |
14 | d6323cb |
15 | 8d49bca |
hex | 608af1f |
101232415 has 4 divisors (see below), whose sum is σ = 121478904. Its totient is φ = 80985928.
The previous prime is 101232371. The next prime is 101232419. The reversal of 101232415 is 514232101.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 514232101 = 10631 ⋅48371.
It is a cyclic number.
It is not a de Polignac number, because 101232415 - 221 = 99135263 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 101232392 and 101232401.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101232419) 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, 10123237 + ... + 10123246.
It is an arithmetic number, because the mean of its divisors is an integer number (30369726).
Almost surely, 2101232415 is an apocalyptic number.
101232415 is a deficient number, since it is larger than the sum of its proper divisors (20246489).
101232415 is an equidigital number, since it uses as much as digits as its factorization.
101232415 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20246488.
The product of its (nonzero) digits is 240, while the sum is 19.
The square root of 101232415 is about 10061.4320551301. The cubic root of 101232415 is about 466.0578912772.
Adding to 101232415 its reverse (514232101), we get a palindrome (615464516).
The spelling of 101232415 in words is "one hundred one million, two hundred thirty-two thousand, four hundred fifteen".
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