Base | Representation |
---|---|
bin | 101000111111111… |
… | …1101001010001011 |
3 | 10112212122211011101 |
4 | 1101333331022023 |
5 | 10304141020300 |
6 | 344302242231 |
7 | 46043266462 |
oct | 12177751213 |
9 | 3485584141 |
10 | 1375720075 |
11 | 646615944 |
12 | 324886377 |
13 | 18c02a262 |
14 | d09d19d9 |
15 | 80b9ab6a |
hex | 51ffd28b |
1375720075 has 12 divisors (see below), whose sum is σ = 1707386008. Its totient is φ = 1099612800.
The previous prime is 1375720063. The next prime is 1375720097. The reversal of 1375720075 is 5700275731.
It is not a de Polignac number, because 1375720075 - 215 = 1375687307 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5779 + ... + 52771.
Almost surely, 21375720075 is an apocalyptic number.
1375720075 is a deficient number, since it is larger than the sum of its proper divisors (331665933).
1375720075 is a wasteful number, since it uses less digits than its factorization.
1375720075 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48174 (or 48169 counting only the distinct ones).
The product of its (nonzero) digits is 51450, while the sum is 37.
The square root of 1375720075 is about 37090.7006539375. The cubic root of 1375720075 is about 1112.1841244353.
The spelling of 1375720075 in words is "one billion, three hundred seventy-five million, seven hundred twenty thousand, seventy-five".
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