Base | Representation |
---|---|
bin | 110000000010000101… |
… | …1011011100100010000 |
3 | 100212020122122101202101 |
4 | 1200010023123210100 |
5 | 3142222211223324 |
6 | 115215223530144 |
7 | 10311064520551 |
oct | 1400413334420 |
9 | 325218571671 |
10 | 103149320464 |
11 | 3a822114193 |
12 | 17ba85b9954 |
13 | 995b115788 |
14 | 4dc7416328 |
15 | 2a3a976944 |
hex | 18042db910 |
103149320464 has 20 divisors (see below), whose sum is σ = 205253209804. Its totient is φ = 50180750208.
The previous prime is 103149320383. The next prime is 103149320467. The reversal of 103149320464 is 464023941301.
It can be written as a sum of positive squares in 2 ways, for example, as 81567360000 + 21581960464 = 285600^2 + 146908^2 .
It is a Harshad number since it is a multiple of its sum of digits (37).
It is not an unprimeable number, because it can be changed into a prime (103149320467) 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 3 ways as a sum of consecutive naturals, for example, 87118767 + ... + 87119950.
Almost surely, 2103149320464 is an apocalyptic number.
It is an amenable number.
103149320464 is a deficient number, since it is larger than the sum of its proper divisors (102103889340).
103149320464 is a wasteful number, since it uses less digits than its factorization.
103149320464 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 174238762 (or 174238756 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 37.
The spelling of 103149320464 in words is "one hundred three billion, one hundred forty-nine million, three hundred twenty thousand, four hundred sixty-four".
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