Base | Representation |
---|---|
bin | 100101101010101111100… |
… | …0110001011000101101001 |
3 | 200022220211012021000201101 |
4 | 1023111133012023011221 |
5 | 1134310024421423411 |
6 | 15002143434121401 |
7 | 1043012440551151 |
oct | 113253706130551 |
9 | 20286735230641 |
10 | 5177031045481 |
11 | 1716626073219 |
12 | 6b7415280261 |
13 | 2b72658a4099 |
14 | 13c7d913b761 |
15 | 8e9ee4698c1 |
hex | 4b55f18b169 |
5177031045481 has 3 divisors (see below), whose sum is σ = 5177033320791. Its totient is φ = 5177028770172.
The previous prime is 5177031045479. The next prime is 5177031045559. The reversal of 5177031045481 is 1845401307715.
The square root of 5177031045481 is 2275309.
It is a perfect power (a square), and thus also a powerful number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in only one way, i.e., 383295953881 + 4793735091600 = 619109^2 + 2189460^2 .
It is not a de Polignac number, because 5177031045481 - 21 = 5177031045479 is a prime.
It is a super-2 number, since 2×51770310454812 (a number of 26 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (5177031040481) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1137655 + ... + 3412963.
It is an arithmetic number, because the mean of its divisors is an integer number (1725677773597).
Almost surely, 25177031045481 is an apocalyptic number.
5177031045481 is the 2275309-th square number.
5177031045481 is the 1137655-th centered octagonal number.
It is an amenable number.
5177031045481 is a deficient number, since it is larger than the sum of its proper divisors (2275310).
5177031045481 is an frugal number, since it uses more digits than its factorization.
5177031045481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4550618 (or 2275309 counting only the distinct ones).
The product of its (nonzero) digits is 470400, while the sum is 46.
The spelling of 5177031045481 in words is "five trillion, one hundred seventy-seven billion, thirty-one million, forty-five thousand, four hundred eighty-one".
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