Base | Representation |
---|---|
bin | 1101001000000… |
… | …0001011111101 |
3 | 10211120212210010 |
4 | 3102000023331 |
5 | 103043113010 |
6 | 5243533433 |
7 | 1235632362 |
oct | 322001375 |
9 | 124525703 |
10 | 55051005 |
11 | 290906a9 |
12 | 1652a279 |
13 | b536479 |
14 | 7450469 |
15 | 4c76620 |
hex | 34802fd |
55051005 has 16 divisors (see below), whose sum is σ = 90463104. Its totient is φ = 28566720.
The previous prime is 55050997. The next prime is 55051027. The reversal of 55051005 is 50015055.
It is not a de Polignac number, because 55051005 - 23 = 55050997 is a prime.
It is a super-2 number, since 2×550510052 = 6061226303020050, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49041 + ... + 50150.
It is an arithmetic number, because the mean of its divisors is an integer number (5653944).
Almost surely, 255051005 is an apocalyptic number.
It is an amenable number.
55051005 is a deficient number, since it is larger than the sum of its proper divisors (35412099).
55051005 is a wasteful number, since it uses less digits than its factorization.
55051005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 99236.
The product of its (nonzero) digits is 625, while the sum is 21.
The square root of 55051005 is about 7419.6364466192. The cubic root of 55051005 is about 380.4127670828.
The spelling of 55051005 in words is "fifty-five million, fifty-one thousand, five".
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