Base | Representation |
---|---|
bin | 101000110111101… |
… | …0110010100100001 |
3 | 10112120110122102212 |
4 | 1101233112110201 |
5 | 10302032213224 |
6 | 344025051505 |
7 | 45661265420 |
oct | 12157262441 |
9 | 3476418385 |
10 | 1371366689 |
11 | 644112100 |
12 | 323326b95 |
13 | 18b1648a4 |
14 | d01bb2b7 |
15 | 805dad0e |
hex | 51bd6521 |
1371366689 has 12 divisors (see below), whose sum is σ = 1722709632. Its totient is φ = 1068596760.
The previous prime is 1371366683. The next prime is 1371366691. The reversal of 1371366689 is 9866631731.
It is not a de Polignac number, because 1371366689 - 24 = 1371366673 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1371366683) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 808697 + ... + 810390.
It is an arithmetic number, because the mean of its divisors is an integer number (143559136).
Almost surely, 21371366689 is an apocalyptic number.
It is an amenable number.
1371366689 is a deficient number, since it is larger than the sum of its proper divisors (351342943).
1371366689 is a wasteful number, since it uses less digits than its factorization.
1371366689 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1619116 (or 1619105 counting only the distinct ones).
The product of its digits is 979776, while the sum is 50.
The square root of 1371366689 is about 37031.9684731989. The cubic root of 1371366689 is about 1111.0097375221.
The spelling of 1371366689 in words is "one billion, three hundred seventy-one million, three hundred sixty-six thousand, six hundred eighty-nine".
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