Base | Representation |
---|---|
bin | 100001001110010… |
… | …100011101110011 |
3 | 1102211211221202110 |
4 | 201032110131303 |
5 | 2120143330341 |
6 | 131151020403 |
7 | 16545560430 |
oct | 4116243563 |
9 | 1384757673 |
10 | 557401971 |
11 | 266703395 |
12 | 13680a703 |
13 | 8b632669 |
14 | 54058b87 |
15 | 33e06216 |
hex | 21394773 |
557401971 has 8 divisors (see below), whose sum is σ = 849374464. Its totient is φ = 318515400.
The previous prime is 557401961. The next prime is 557401973. The reversal of 557401971 is 179104755.
557401971 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 557401971 - 27 = 557401843 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (557401973) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13271455 + ... + 13271496.
It is an arithmetic number, because the mean of its divisors is an integer number (106171808).
Almost surely, 2557401971 is an apocalyptic number.
557401971 is a deficient number, since it is larger than the sum of its proper divisors (291972493).
557401971 is a wasteful number, since it uses less digits than its factorization.
557401971 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26542961.
The product of its (nonzero) digits is 44100, while the sum is 39.
The square root of 557401971 is about 23609.3619354696. The cubic root of 557401971 is about 822.9804147630.
The spelling of 557401971 in words is "five hundred fifty-seven million, four hundred one thousand, nine hundred seventy-one".
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