Base | Representation |
---|---|
bin | 1101001100100… |
… | …0111000010011 |
3 | 10212011000012220 |
4 | 3103020320103 |
5 | 103132130010 |
6 | 5254152123 |
7 | 1241312430 |
oct | 323107023 |
9 | 125130186 |
10 | 55348755 |
11 | 29274380 |
12 | 16652643 |
13 | b60bb57 |
14 | 74cab87 |
15 | 4cd4970 |
hex | 34c8e13 |
55348755 has 64 divisors (see below), whose sum is σ = 111449088. Its totient is φ = 22786560.
The previous prime is 55348747. The next prime is 55348789. The reversal of 55348755 is 55784355.
It is not a de Polignac number, because 55348755 - 23 = 55348747 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 199677 + ... + 199953.
It is an arithmetic number, because the mean of its divisors is an integer number (1741392).
Almost surely, 255348755 is an apocalyptic number.
55348755 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
55348755 is an abundant number, since it is smaller than the sum of its proper divisors (56100333).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55348755 is a wasteful number, since it uses less digits than its factorization.
55348755 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 476.
The product of its digits is 420000, while the sum is 42.
The square root of 55348755 is about 7439.6743880361. The cubic root of 55348755 is about 381.0973704193.
Subtracting 55348755 from its reverse (55784355), we obtain a square (435600 = 6602).
The spelling of 55348755 in words is "fifty-five million, three hundred forty-eight thousand, seven hundred fifty-five".
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