Base | Representation |
---|---|
bin | 1110111111000010011… |
… | …01110100100110001000 |
3 | 1211012222211210222012202 |
4 | 13133201031310212020 |
5 | 31413433134331003 |
6 | 1032311000455332 |
7 | 52125124301330 |
oct | 7374115644610 |
9 | 1735884728182 |
10 | 514879605128 |
11 | 1893a5129019 |
12 | 8395417a548 |
13 | 39725a62255 |
14 | 1acc54680c0 |
15 | d5d70b5088 |
hex | 77e1374988 |
514879605128 has 16 divisors (see below), whose sum is σ = 1103313439680. Its totient is φ = 220662687888.
The previous prime is 514879605127. The next prime is 514879605131. The reversal of 514879605128 is 821506978415.
It is a Harshad number since it is a multiple of its sum of digits (56), and also a Moran number because the ratio is a prime number: 9194278663 = 514879605128 / (5 + 1 + 4 + 8 + 7 + 9 + 6 + 0 + 5 + 1 + 2 + 8).
It is not an unprimeable number, because it can be changed into a prime (514879605127) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4597139276 + ... + 4597139387.
It is an arithmetic number, because the mean of its divisors is an integer number (68957089980).
Almost surely, 2514879605128 is an apocalyptic number.
It is an amenable number.
514879605128 is an abundant number, since it is smaller than the sum of its proper divisors (588433834552).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
514879605128 is a wasteful number, since it uses less digits than its factorization.
514879605128 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9194278676 (or 9194278672 counting only the distinct ones).
The product of its (nonzero) digits is 4838400, while the sum is 56.
The spelling of 514879605128 in words is "five hundred fourteen billion, eight hundred seventy-nine million, six hundred five thousand, one hundred twenty-eight".
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