Base | Representation |
---|---|
bin | 1000111001110111… |
… | …1011010010001101 |
3 | 20011120121020021100 |
4 | 2032131323102031 |
5 | 14343343202202 |
6 | 1033102253313 |
7 | 113142306222 |
oct | 21635732215 |
9 | 6146536240 |
10 | 2390209677 |
11 | 10172359a9 |
12 | 568587239 |
13 | 2c126b66b |
14 | 189631949 |
15 | dec9041c |
hex | 8e77b48d |
2390209677 has 12 divisors (see below), whose sum is σ = 3536733564. Its totient is φ = 1554607680.
The previous prime is 2390209663. The next prime is 2390209699. The reversal of 2390209677 is 7769020932.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 614345796 + 1775863881 = 24786^2 + 42141^2 .
It is not a de Polignac number, because 2390209677 - 230 = 1316467853 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2390209777) 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, 3238398 + ... + 3239135.
It is an arithmetic number, because the mean of its divisors is an integer number (294727797).
Almost surely, 22390209677 is an apocalyptic number.
It is an amenable number.
2390209677 is a deficient number, since it is larger than the sum of its proper divisors (1146523887).
2390209677 is a wasteful number, since it uses less digits than its factorization.
2390209677 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6477580 (or 6477577 counting only the distinct ones).
The product of its (nonzero) digits is 285768, while the sum is 45.
The square root of 2390209677 is about 48889.7706785377. The cubic root of 2390209677 is about 1337.0428732406.
The spelling of 2390209677 in words is "two billion, three hundred ninety million, two hundred nine thousand, six hundred seventy-seven".
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