Base | Representation |
---|---|
bin | 101001000110001… |
… | …1110010011110101 |
3 | 10120002211112112221 |
4 | 1102030132103311 |
5 | 10311011022324 |
6 | 344500442341 |
7 | 46113214540 |
oct | 12214362365 |
9 | 3502745487 |
10 | 1379001589 |
11 | 648457339 |
12 | 3259a93b1 |
13 | 18c908a94 |
14 | d1207857 |
15 | 810e80e4 |
hex | 5231e4f5 |
1379001589 has 24 divisors (see below), whose sum is σ = 1671279360. Its totient is φ = 1114432992.
The previous prime is 1379001587. The next prime is 1379001601. The reversal of 1379001589 is 9851009731.
It is not a de Polignac number, because 1379001589 - 21 = 1379001587 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1379001583) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 577492 + ... + 579874.
It is an arithmetic number, because the mean of its divisors is an integer number (69636640).
Almost surely, 21379001589 is an apocalyptic number.
1379001589 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
It is an amenable number.
1379001589 is a deficient number, since it is larger than the sum of its proper divisors (292277771).
1379001589 is a wasteful number, since it uses less digits than its factorization.
1379001589 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2657 (or 2638 counting only the distinct ones).
The product of its (nonzero) digits is 68040, while the sum is 43.
The square root of 1379001589 is about 37134.9106502224. The cubic root of 1379001589 is about 1113.0677222538.
The spelling of 1379001589 in words is "one billion, three hundred seventy-nine million, one thousand, five hundred eighty-nine".
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