Base | Representation |
---|---|
bin | 1111100001100… |
… | …00011111000111 |
3 | 100002000222000220 |
4 | 13300300133013 |
5 | 231314101043 |
6 | 20531035423 |
7 | 3140604021 |
oct | 760603707 |
9 | 302028026 |
10 | 130222023 |
11 | 67563808 |
12 | 3773bb73 |
13 | 20c95869 |
14 | 1341b011 |
15 | b674483 |
hex | 7c307c7 |
130222023 has 16 divisors (see below), whose sum is σ = 186437376. Its totient is φ = 80554880.
The previous prime is 130222013. The next prime is 130222031. The reversal of 130222023 is 320222031.
It is a cyclic number.
It is not a de Polignac number, because 130222023 - 216 = 130156487 is a prime.
It is a zygodrome in base 2.
It is a junction number, because it is equal to n+sod(n) for n = 130221993 and 130222011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130222003) 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, 14361 + ... + 21602.
It is an arithmetic number, because the mean of its divisors is an integer number (11652336).
Almost surely, 2130222023 is an apocalyptic number.
130222023 is a deficient number, since it is larger than the sum of its proper divisors (56215353).
130222023 is a wasteful number, since it uses less digits than its factorization.
130222023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36054.
The product of its (nonzero) digits is 144, while the sum is 15.
The square root of 130222023 is about 11411.4864500643. The cubic root of 130222023 is about 506.8679285165.
Adding to 130222023 its reverse (320222031), we get a palindrome (450444054).
The spelling of 130222023 in words is "one hundred thirty million, two hundred twenty-two thousand, twenty-three".
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