Base | Representation |
---|---|
bin | 11100101011110100… |
… | …10101101000010001 |
3 | 1110202020211001120000 |
4 | 32111322111220101 |
5 | 223014400000032 |
6 | 11024043240213 |
7 | 1053424561143 |
oct | 162572255021 |
9 | 43666731500 |
10 | 15400000017 |
11 | 6592997a46 |
12 | 2b99519069 |
13 | 15b568a65c |
14 | a613c8c93 |
15 | 601ec7e7c |
hex | 395e95a11 |
15400000017 has 10 divisors (see below), whose sum is σ = 23004938418. Its totient is φ = 10266666624.
The previous prime is 15399999997. The next prime is 15400000073. The reversal of 15400000017 is 71000000451.
15400000017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 10617447681 + 4782552336 = 103041^2 + 69156^2 .
It is not a de Polignac number, because 15400000017 - 27 = 15399999889 is a prime.
It is not an unprimeable number, because it can be changed into a prime (15400000717) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 95061648 + ... + 95061809.
Almost surely, 215400000017 is an apocalyptic number.
It is an amenable number.
15400000017 is a deficient number, since it is larger than the sum of its proper divisors (7604938401).
15400000017 is an equidigital number, since it uses as much as digits as its factorization.
15400000017 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 190123469 (or 190123460 counting only the distinct ones).
The product of its (nonzero) digits is 140, while the sum is 18.
Adding to 15400000017 its reverse (71000000451), we get a palindrome (86400000468).
The spelling of 15400000017 in words is "fifteen billion, four hundred million, seventeen", and thus it is an aban number.
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