Base | Representation |
---|---|
bin | 1011101110101100… |
… | …0100111011000001 |
3 | 22010102201001202120 |
4 | 2323223010323001 |
5 | 22422022203440 |
6 | 1240234034453 |
7 | 141011633250 |
oct | 27353047301 |
9 | 8112631676 |
10 | 3148631745 |
11 | 13763586a6 |
12 | 73a578a29 |
13 | 3b242470c |
14 | 21c256797 |
15 | 136652dd0 |
hex | bbac4ec1 |
3148631745 has 32 divisors (see below), whose sum is σ = 5770184448. Its totient is φ = 1436203008.
The previous prime is 3148631743. The next prime is 3148631749. The reversal of 3148631745 is 5471368413.
It is a happy number.
It is not a de Polignac number, because 3148631745 - 21 = 3148631743 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 3148631697 and 3148631706.
It is not an unprimeable number, because it can be changed into a prime (3148631743) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15177 + ... + 80793.
It is an arithmetic number, because the mean of its divisors is an integer number (180318264).
Almost surely, 23148631745 is an apocalyptic number.
3148631745 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
3148631745 is a deficient number, since it is larger than the sum of its proper divisors (2621552703).
3148631745 is a wasteful number, since it uses less digits than its factorization.
3148631745 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66089.
The product of its digits is 241920, while the sum is 42.
The square root of 3148631745 is about 56112.6700933042. The cubic root of 3148631745 is about 1465.6849325119.
The spelling of 3148631745 in words is "three billion, one hundred forty-eight million, six hundred thirty-one thousand, seven hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •