Base | Representation |
---|---|
bin | 100010010110000… |
… | …1011010101100001 |
3 | 2222022111120202120 |
4 | 1010230023111201 |
5 | 4330010301312 |
6 | 310204334453 |
7 | 40362335322 |
oct | 10454132541 |
9 | 2868446676 |
10 | 1152431457 |
11 | 5415768a1 |
12 | 281b44429 |
13 | 1549aaa08 |
14 | ad0aa449 |
15 | 6b29128c |
hex | 44b0b561 |
1152431457 has 8 divisors (see below), whose sum is σ = 1537260384. Its totient is φ = 767945088.
The previous prime is 1152431437. The next prime is 1152431503. The reversal of 1152431457 is 7541342511.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1152431457 - 211 = 1152429409 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1152431407) 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, 77683 + ... + 91320.
It is an arithmetic number, because the mean of its divisors is an integer number (192157548).
Almost surely, 21152431457 is an apocalyptic number.
It is an amenable number.
1152431457 is a deficient number, since it is larger than the sum of its proper divisors (384828927).
1152431457 is a wasteful number, since it uses less digits than its factorization.
1152431457 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 171279.
The product of its digits is 16800, while the sum is 33.
The square root of 1152431457 is about 33947.4808638285. The cubic root of 1152431457 is about 1048.4274137119.
Adding to 1152431457 its reverse (7541342511), we get a palindrome (8693773968).
The spelling of 1152431457 in words is "one billion, one hundred fifty-two million, four hundred thirty-one thousand, four hundred fifty-seven".
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