Base | Representation |
---|---|
bin | 1101101101000110… |
… | …1111001101110101 |
3 | 100111101102110101121 |
4 | 3123101233031311 |
5 | 30013242011044 |
6 | 1405014423541 |
7 | 160110536536 |
oct | 33321571565 |
9 | 10441373347 |
10 | 3678860149 |
11 | 1618691098 |
12 | 868061bb1 |
13 | 468231733 |
14 | 26c83a68d |
15 | 167e8c984 |
hex | db46f375 |
3678860149 has 8 divisors (see below), whose sum is σ = 3710748888. Its totient is φ = 3647105280.
The previous prime is 3678860147. The next prime is 3678860153. The reversal of 3678860149 is 9410688763.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 1315150225 + 2363709924 = 36265^2 + 48618^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 3678860149 - 21 = 3678860147 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 3678860096 and 3678860105.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3678860147) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22129 + ... + 88585.
It is an arithmetic number, because the mean of its divisors is an integer number (463843611).
Almost surely, 23678860149 is an apocalyptic number.
It is an amenable number.
3678860149 is a deficient number, since it is larger than the sum of its proper divisors (31888739).
3678860149 is a wasteful number, since it uses less digits than its factorization.
3678860149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66935.
The product of its (nonzero) digits is 1741824, while the sum is 52.
The square root of 3678860149 is about 60653.6078811475. The cubic root of 3678860149 is about 1543.7291069768.
The spelling of 3678860149 in words is "three billion, six hundred seventy-eight million, eight hundred sixty thousand, one hundred forty-nine".
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