Base | Representation |
---|---|
bin | 100000111000111… |
… | …110000111100110 |
3 | 1102110022121201120 |
4 | 200320332013212 |
5 | 2112230233124 |
6 | 130431034410 |
7 | 16450161066 |
oct | 4070760746 |
9 | 1373277646 |
10 | 551805414 |
11 | 263530636 |
12 | 13496ba06 |
13 | 8a4231a4 |
14 | 533dd3a6 |
15 | 3369cd79 |
hex | 20e3e1e6 |
551805414 has 32 divisors (see below), whose sum is σ = 1182625920. Its totient is φ = 171027072.
The previous prime is 551805413. The next prime is 551805437. The reversal of 551805414 is 414508155.
551805414 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×5518054142 = 608978429839422792, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (551805413) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24124 + ... + 41055.
It is an arithmetic number, because the mean of its divisors is an integer number (36957060).
Almost surely, 2551805414 is an apocalyptic number.
551805414 is an abundant number, since it is smaller than the sum of its proper divisors (630820506).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
551805414 is a wasteful number, since it uses less digits than its factorization.
551805414 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65284.
The product of its (nonzero) digits is 16000, while the sum is 33.
The square root of 551805414 is about 23490.5388188522. The cubic root of 551805414 is about 820.2167848406.
The spelling of 551805414 in words is "five hundred fifty-one million, eight hundred five thousand, four hundred fourteen".
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