Base | Representation |
---|---|
bin | 1101000101010… |
… | …0000000111111 |
3 | 10211020200121011 |
4 | 3101110000333 |
5 | 103021320304 |
6 | 5240020051 |
7 | 1234250035 |
oct | 321240077 |
9 | 124220534 |
10 | 54870079 |
11 | 28a77780 |
12 | 16461627 |
13 | b4a2004 |
14 | 7404555 |
15 | 4c3cc04 |
hex | 345403f |
54870079 has 4 divisors (see below), whose sum is σ = 59858280. Its totient is φ = 49881880.
The previous prime is 54870047. The next prime is 54870083. The reversal of 54870079 is 97007845.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 54870079 - 25 = 54870047 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54870029) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2494084 + ... + 2494105.
It is an arithmetic number, because the mean of its divisors is an integer number (14964570).
Almost surely, 254870079 is an apocalyptic number.
54870079 is a deficient number, since it is larger than the sum of its proper divisors (4988201).
54870079 is a wasteful number, since it uses less digits than its factorization.
54870079 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4988200.
The product of its (nonzero) digits is 70560, while the sum is 40.
The square root of 54870079 is about 7407.4340361558. The cubic root of 54870079 is about 379.9955655069.
The spelling of 54870079 in words is "fifty-four million, eight hundred seventy thousand, seventy-nine".
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