Base | Representation |
---|---|
bin | 101000011000001… |
… | …1110101000011001 |
3 | 10111102110022201021 |
4 | 1100300132220121 |
5 | 10233322320112 |
6 | 342235522441 |
7 | 45401223646 |
oct | 12060365031 |
9 | 3442408637 |
10 | 1354885657 |
11 | 635885714 |
12 | 3198b9421 |
13 | 1879140b8 |
14 | cbd2adcd |
15 | 7de32907 |
hex | 50c1ea19 |
1354885657 has 8 divisors (see below), whose sum is σ = 1373469696. Its totient is φ = 1336425552.
The previous prime is 1354885639. The next prime is 1354885663. The reversal of 1354885657 is 7565884531.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1354885657 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1354885957) 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, 8863 + ... + 52804.
It is an arithmetic number, because the mean of its divisors is an integer number (171683712).
Almost surely, 21354885657 is an apocalyptic number.
It is an amenable number.
1354885657 is a deficient number, since it is larger than the sum of its proper divisors (18584039).
1354885657 is a wasteful number, since it uses less digits than its factorization.
1354885657 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61967.
The product of its digits is 4032000, while the sum is 52.
The square root of 1354885657 is about 36808.7714682248. The cubic root of 1354885657 is about 1106.5410973779.
The spelling of 1354885657 in words is "one billion, three hundred fifty-four million, eight hundred eighty-five thousand, six hundred fifty-seven".
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