Base | Representation |
---|---|
bin | 1011101101111100… |
… | …1111110110010001 |
3 | 22010012212112000121 |
4 | 2323133033312101 |
5 | 22420223441034 |
6 | 1240043350241 |
7 | 140643366433 |
oct | 27337176621 |
9 | 8105775017 |
10 | 3145530769 |
11 | 137462a907 |
12 | 739522381 |
13 | 3b18aa114 |
14 | 21ba8a653 |
15 | 13623e1b4 |
hex | bb7cfd91 |
3145530769 has 8 divisors (see below), whose sum is σ = 3343870080. Its totient is φ = 2950470000.
The previous prime is 3145530767. The next prime is 3145530809. The reversal of 3145530769 is 9670355413.
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 3145530769 - 21 = 3145530767 is a prime.
It is a super-2 number, since 2×31455307692 = 19788727637451462722, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3145530767) 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, 817657 + ... + 821494.
It is an arithmetic number, because the mean of its divisors is an integer number (417983760).
Almost surely, 23145530769 is an apocalyptic number.
It is an amenable number.
3145530769 is a deficient number, since it is larger than the sum of its proper divisors (198339311).
3145530769 is a wasteful number, since it uses less digits than its factorization.
3145530769 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1639271.
The product of its (nonzero) digits is 340200, while the sum is 43.
The square root of 3145530769 is about 56085.0315948917. The cubic root of 3145530769 is about 1465.2036073870.
The spelling of 3145530769 in words is "three billion, one hundred forty-five million, five hundred thirty thousand, seven hundred sixty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •