Base | Representation |
---|---|
bin | 1101010100111… |
… | …0001101111001 |
3 | 10220011202101200 |
4 | 3111032031321 |
5 | 103302114110 |
6 | 5314004413 |
7 | 1246045623 |
oct | 325161571 |
9 | 126152350 |
10 | 55894905 |
11 | 29607740 |
12 | 16876709 |
13 | b770611 |
14 | 75cdc13 |
15 | 4d916c0 |
hex | 354e379 |
55894905 has 24 divisors (see below), whose sum is σ = 105693120. Its totient is φ = 27100320.
The previous prime is 55894897. The next prime is 55894933. The reversal of 55894905 is 50949855.
55894905 is a `hidden beast` number, since 558 + 9 + 4 + 90 + 5 = 666.
It is not a de Polignac number, because 55894905 - 23 = 55894897 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55965 + ... + 56954.
It is an arithmetic number, because the mean of its divisors is an integer number (4403880).
Almost surely, 255894905 is an apocalyptic number.
55894905 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
55894905 is a deficient number, since it is larger than the sum of its proper divisors (49798215).
55894905 is a wasteful number, since it uses less digits than its factorization.
55894905 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 112941 (or 112938 counting only the distinct ones).
The product of its (nonzero) digits is 324000, while the sum is 45.
The square root of 55894905 is about 7476.2895208787. The cubic root of 55894905 is about 382.3467539386.
The spelling of 55894905 in words is "fifty-five million, eight hundred ninety-four thousand, nine hundred five".
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