Base | Representation |
---|---|
bin | 101001101111001… |
… | …0000010110011011 |
3 | 10121121011201211021 |
4 | 1103132100112123 |
5 | 10332003041334 |
6 | 350544143311 |
7 | 46463355043 |
oct | 12336202633 |
9 | 3547151737 |
10 | 1400440219 |
11 | 65956a512 |
12 | 331007b37 |
13 | 1941a3c69 |
14 | d3dc8723 |
15 | 82e303b4 |
hex | 5379059b |
1400440219 has 2 divisors, whose sum is σ = 1400440220. Its totient is φ = 1400440218.
The previous prime is 1400440207. The next prime is 1400440271. The reversal of 1400440219 is 9120440041.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 1400440219 - 215 = 1400407451 is a prime.
It is a super-2 number, since 2×14004402192 = 3922465613985535922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1400440193 and 1400440202.
It is not a weakly prime, because it can be changed into another prime (1400440819) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700220109 + 700220110.
It is an arithmetic number, because the mean of its divisors is an integer number (700220110).
Almost surely, 21400440219 is an apocalyptic number.
1400440219 is a deficient number, since it is larger than the sum of its proper divisors (1).
1400440219 is an equidigital number, since it uses as much as digits as its factorization.
1400440219 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1152, while the sum is 25.
The square root of 1400440219 is about 37422.4560792046. The cubic root of 1400440219 is about 1118.8061841097.
The spelling of 1400440219 in words is "one billion, four hundred million, four hundred forty thousand, two hundred nineteen".
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