Base | Representation |
---|---|
bin | 1000001101001100… |
… | …00100101101111101 |
3 | 102101000221020200012 |
4 | 10012212010231331 |
5 | 33010314031024 |
6 | 2005055313005 |
7 | 214114036034 |
oct | 40646045575 |
9 | 12330836605 |
10 | 4405611389 |
11 | 1960942053 |
12 | a2b51b765 |
13 | 55297915a |
14 | 2db17971b |
15 | 1abb9650e |
hex | 106984b7d |
4405611389 has 2 divisors, whose sum is σ = 4405611390. Its totient is φ = 4405611388.
The previous prime is 4405611367. The next prime is 4405611401. The reversal of 4405611389 is 9831165044.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 3977824900 + 427786489 = 63070^2 + 20683^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-4405611389 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (4405611359) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2202805694 + 2202805695.
It is an arithmetic number, because the mean of its divisors is an integer number (2202805695).
Almost surely, 24405611389 is an apocalyptic number.
It is an amenable number.
4405611389 is a deficient number, since it is larger than the sum of its proper divisors (1).
4405611389 is an equidigital number, since it uses as much as digits as its factorization.
4405611389 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 103680, while the sum is 41.
The square root of 4405611389 is about 66374.7797661130. The cubic root of 4405611389 is about 1639.3388407944.
The spelling of 4405611389 in words is "four billion, four hundred five million, six hundred eleven thousand, three hundred eighty-nine".
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