Base | Representation |
---|---|
bin | 111001011101100… |
… | …0111110011010000 |
3 | 11222101001200102211 |
4 | 1302323013303100 |
5 | 12422043213242 |
6 | 515153521504 |
7 | 65531405632 |
oct | 16273076320 |
9 | 4871050384 |
10 | 1928101072 |
11 | 8aa3a9967 |
12 | 459873294 |
13 | 2495c2411 |
14 | 144100a52 |
15 | b440e317 |
hex | 72ec7cd0 |
1928101072 has 10 divisors (see below), whose sum is σ = 3735695858. Its totient is φ = 964050528.
The previous prime is 1928101051. The next prime is 1928101081. The reversal of 1928101072 is 2701018291.
It can be written as a sum of positive squares in only one way, i.e., 1078728336 + 849372736 = 32844^2 + 29144^2 .
It is a congruent number.
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 60253143 + ... + 60253174.
Almost surely, 21928101072 is an apocalyptic number.
It is an amenable number.
1928101072 is a deficient number, since it is larger than the sum of its proper divisors (1807594786).
1928101072 is a wasteful number, since it uses less digits than its factorization.
1928101072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 120506325 (or 120506319 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 31.
The square root of 1928101072 is about 43910.1477109791. The cubic root of 1928101072 is about 1244.6385992090.
The spelling of 1928101072 in words is "one billion, nine hundred twenty-eight million, one hundred one thousand, seventy-two".
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