Base | Representation |
---|---|
bin | 1101001011001… |
… | …0110100111110 |
3 | 10211222102022112 |
4 | 3102302310332 |
5 | 103121232210 |
6 | 5252214022 |
7 | 1240455203 |
oct | 322626476 |
9 | 124872275 |
10 | 55258430 |
11 | 29212527 |
12 | 1660a312 |
13 | b5a99c6 |
14 | 74a5caa |
15 | 4cb7d05 |
hex | 34b2d3e |
55258430 has 32 divisors (see below), whose sum is σ = 103161600. Its totient is φ = 21288960.
The previous prime is 55258421. The next prime is 55258439. The reversal of 55258430 is 3485255.
It is an interprime number because it is at equal distance from previous prime (55258421) and next prime (55258439).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55258439) 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, 122846 + ... + 123294.
It is an arithmetic number, because the mean of its divisors is an integer number (3223800).
Almost surely, 255258430 is an apocalyptic number.
55258430 is a deficient number, since it is larger than the sum of its proper divisors (47903170).
55258430 is a wasteful number, since it uses less digits than its factorization.
55258430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 884.
The product of its (nonzero) digits is 24000, while the sum is 32.
The square root of 55258430 is about 7433.6014151957. The cubic root of 55258430 is about 380.8899501438.
The spelling of 55258430 in words is "fifty-five million, two hundred fifty-eight thousand, four hundred thirty".
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