Base | Representation |
---|---|
bin | 100101010100100… |
… | …0111110001000001 |
3 | 10020021102010000001 |
4 | 1022221013301001 |
5 | 10031041344242 |
6 | 324133000001 |
7 | 43014215014 |
oct | 11251076101 |
9 | 3207363001 |
10 | 1252293697 |
11 | 592983876 |
12 | 2ab483001 |
13 | 16c5a38b5 |
14 | bc46337b |
15 | 74e19eb7 |
hex | 4aa47c41 |
1252293697 has 8 divisors (see below), whose sum is σ = 1264769000. Its totient is φ = 1239836544.
The previous prime is 1252293677. The next prime is 1252293761. The reversal of 1252293697 is 7963922521.
It can be written as a sum of positive squares in 4 ways, for example, as 378263601 + 874030096 = 19449^2 + 29564^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1252293697 - 215 = 1252260929 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1252293607) 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, 165133 + ... + 172549.
It is an arithmetic number, because the mean of its divisors is an integer number (158096125).
Almost surely, 21252293697 is an apocalyptic number.
It is an amenable number.
1252293697 is a deficient number, since it is larger than the sum of its proper divisors (12475303).
1252293697 is a wasteful number, since it uses less digits than its factorization.
1252293697 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9075.
The product of its digits is 408240, while the sum is 46.
The square root of 1252293697 is about 35387.7619665330. The cubic root of 1252293697 is about 1077.8758251370.
The spelling of 1252293697 in words is "one billion, two hundred fifty-two million, two hundred ninety-three thousand, six hundred ninety-seven".
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