Base | Representation |
---|---|
bin | 111100110101110011… |
… | …0110111101111100001 |
3 | 110111020112020201120211 |
4 | 1321223212313233201 |
5 | 4120040004331120 |
6 | 140004412334121 |
7 | 12303510553621 |
oct | 1715346675741 |
9 | 414215221524 |
10 | 130654370785 |
11 | 50456a93634 |
12 | 213a3a74341 |
13 | c422629093 |
14 | 6476366881 |
15 | 35ea52125a |
hex | 1e6b9b7be1 |
130654370785 has 8 divisors (see below), whose sum is σ = 156867731496. Its totient is φ = 104468505600.
The previous prime is 130654370761. The next prime is 130654370801. The reversal of 130654370785 is 587073456031.
It can be written as a sum of positive squares in 4 ways, for example, as 3744583249 + 126909787536 = 61193^2 + 356244^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 130654370785 - 25 = 130654370753 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6863424 + ... + 6882433.
It is an arithmetic number, because the mean of its divisors is an integer number (19608466437).
Almost surely, 2130654370785 is an apocalyptic number.
It is an amenable number.
130654370785 is a deficient number, since it is larger than the sum of its proper divisors (26213360711).
130654370785 is a wasteful number, since it uses less digits than its factorization.
130654370785 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13747763.
The product of its (nonzero) digits is 2116800, while the sum is 49.
The spelling of 130654370785 in words is "one hundred thirty billion, six hundred fifty-four million, three hundred seventy thousand, seven hundred eighty-five".
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