Base | Representation |
---|---|
bin | 101001001011101… |
… | …0000111100001100 |
3 | 10120022011020222011 |
4 | 1102113100330030 |
5 | 10312222033122 |
6 | 345041231004 |
7 | 46146236044 |
oct | 12227207414 |
9 | 3508136864 |
10 | 1381830412 |
11 | 64a009706 |
12 | 326932464 |
13 | 190389541 |
14 | d1742724 |
15 | 814a6377 |
hex | 525d0f0c |
1381830412 has 6 divisors (see below), whose sum is σ = 2418203228. Its totient is φ = 690915204.
The previous prime is 1381830403. The next prime is 1381830433. The reversal of 1381830412 is 2140381831.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172728798 + ... + 172728805.
Almost surely, 21381830412 is an apocalyptic number.
It is an amenable number.
1381830412 is a deficient number, since it is larger than the sum of its proper divisors (1036372816).
1381830412 is a wasteful number, since it uses less digits than its factorization.
1381830412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 345457607 (or 345457605 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 31.
The square root of 1381830412 is about 37172.9795953997. The cubic root of 1381830412 is about 1113.8283017517.
The spelling of 1381830412 in words is "one billion, three hundred eighty-one million, eight hundred thirty thousand, four hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •