Base | Representation |
---|---|
bin | 1101010011011… |
… | …0010101110001 |
3 | 10212222210020110 |
4 | 3110312111301 |
5 | 103241001410 |
6 | 5311531533 |
7 | 1245160530 |
oct | 324662561 |
9 | 125883213 |
10 | 55797105 |
11 | 29550211 |
12 | 16829ba9 |
13 | b737c50 |
14 | 75a6317 |
15 | 4d72720 |
hex | 3536571 |
55797105 has 64 divisors (see below), whose sum is σ = 112670208. Its totient is φ = 22947840.
The previous prime is 55797083. The next prime is 55797107. The reversal of 55797105 is 50179755.
It is not a de Polignac number, because 55797105 - 26 = 55797041 is a prime.
It is a super-2 number, since 2×557971052 = 6226633852762050, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is not an unprimeable number, because it can be changed into a prime (55797107) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 55467 + ... + 56463.
It is an arithmetic number, because the mean of its divisors is an integer number (1760472).
Almost surely, 255797105 is an apocalyptic number.
It is an amenable number.
55797105 is an abundant number, since it is smaller than the sum of its proper divisors (56873103).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55797105 is a wasteful number, since it uses less digits than its factorization.
55797105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1066.
The product of its (nonzero) digits is 55125, while the sum is 39.
The square root of 55797105 is about 7469.7459796167. The cubic root of 55797105 is about 382.1236248177.
The spelling of 55797105 in words is "fifty-five million, seven hundred ninety-seven thousand, one hundred five".
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