Base | Representation |
---|---|
bin | 111001100010000… |
… | …1010100001101100 |
3 | 11222112112010002122 |
4 | 1303010022201230 |
5 | 12423200042112 |
6 | 515320412112 |
7 | 65560510613 |
oct | 16304124154 |
9 | 4875463078 |
10 | 1930471532 |
11 | 900778920 |
12 | 45a617038 |
13 | 249c42362 |
14 | 14455a87a |
15 | b472b872 |
hex | 7310a86c |
1930471532 has 24 divisors (see below), whose sum is σ = 3719266320. Its totient is φ = 869434560.
The previous prime is 1930471531. The next prime is 1930471537. The reversal of 1930471532 is 2351740391.
It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 1930471492 and 1930471501.
It is not an unprimeable number, because it can be changed into a prime (1930471531) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196463 + ... + 206054.
It is an arithmetic number, because the mean of its divisors is an integer number (154969430).
Almost surely, 21930471532 is an apocalyptic number.
It is an amenable number.
1930471532 is a deficient number, since it is larger than the sum of its proper divisors (1788794788).
1930471532 is a wasteful number, since it uses less digits than its factorization.
1930471532 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 402641 (or 402639 counting only the distinct ones).
The product of its (nonzero) digits is 22680, while the sum is 35.
The square root of 1930471532 is about 43937.1315859377. The cubic root of 1930471532 is about 1245.1484545264.
The spelling of 1930471532 in words is "one billion, nine hundred thirty million, four hundred seventy-one thousand, five hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •