Base | Representation |
---|---|
bin | 101001110000101… |
… | …0110000110101111 |
3 | 10121122200212221102 |
4 | 1103201112012233 |
5 | 10332210001343 |
6 | 351013353315 |
7 | 46503300422 |
oct | 12341260657 |
9 | 3548625842 |
10 | 1401250223 |
11 | 659a7303a |
12 | 33133883b |
13 | 1943c8859 |
14 | d41599b9 |
15 | 830403b8 |
hex | 538561af |
1401250223 has 2 divisors, whose sum is σ = 1401250224. Its totient is φ = 1401250222.
The previous prime is 1401250187. The next prime is 1401250237. The reversal of 1401250223 is 3220521041.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1401250223 - 212 = 1401246127 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1401250195 and 1401250204.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1401250423) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700625111 + 700625112.
It is an arithmetic number, because the mean of its divisors is an integer number (700625112).
Almost surely, 21401250223 is an apocalyptic number.
1401250223 is a deficient number, since it is larger than the sum of its proper divisors (1).
1401250223 is an equidigital number, since it uses as much as digits as its factorization.
1401250223 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 480, while the sum is 20.
The square root of 1401250223 is about 37433.2769471229. The cubic root of 1401250223 is about 1119.0218455395.
Adding to 1401250223 its reverse (3220521041), we get a palindrome (4621771264).
The spelling of 1401250223 in words is "one billion, four hundred one million, two hundred fifty thousand, two hundred twenty-three".
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