Base | Representation |
---|---|
bin | 111010000111110… |
… | …010110000010101 |
3 | 2111221212022010111 |
4 | 322013302300111 |
5 | 3444112341204 |
6 | 240432123021 |
7 | 33110252422 |
oct | 7207626025 |
9 | 2457768114 |
10 | 975121429 |
11 | 460481187 |
12 | 232696471 |
13 | 127039339 |
14 | 93712d49 |
15 | 5a919d04 |
hex | 3a1f2c15 |
975121429 has 2 divisors, whose sum is σ = 975121430. Its totient is φ = 975121428.
The previous prime is 975121397. The next prime is 975121453. The reversal of 975121429 is 924121579.
It is a happy number.
975121429 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 579509329 + 395612100 = 24073^2 + 19890^2 .
It is a cyclic number.
It is not a de Polignac number, because 975121429 - 25 = 975121397 is a prime.
It is a super-3 number, since 3×9751214293 (a number of 28 digits) contains 333 as substring.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 975121391 and 975121400.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (975121729) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 487560714 + 487560715.
It is an arithmetic number, because the mean of its divisors is an integer number (487560715).
Almost surely, 2975121429 is an apocalyptic number.
It is an amenable number.
975121429 is a deficient number, since it is larger than the sum of its proper divisors (1).
975121429 is an equidigital number, since it uses as much as digits as its factorization.
975121429 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 45360, while the sum is 40.
The square root of 975121429 is about 31226.9343516138. The cubic root of 975121429 is about 991.6374049444.
The spelling of 975121429 in words is "nine hundred seventy-five million, one hundred twenty-one thousand, four hundred twenty-nine".
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