Base | Representation |
---|---|
bin | 1001011110001… |
… | …00101111011110 |
3 | 12112111102121120 |
4 | 10233010233132 |
5 | 130314332204 |
6 | 11514511410 |
7 | 1653206616 |
oct | 457045736 |
9 | 175442546 |
10 | 79449054 |
11 | 40935283 |
12 | 22735566 |
13 | 135c9699 |
14 | a7a1a46 |
15 | 6e956d9 |
hex | 4bc4bde |
79449054 has 16 divisors (see below), whose sum is σ = 160684560. Its totient is φ = 26185280.
The previous prime is 79449049. The next prime is 79449059. The reversal of 79449054 is 45094497.
It is an interprime number because it is at equal distance from previous prime (79449049) and next prime (79449059).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 79448997 and 79449015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (79449059) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73857 + ... + 74924.
It is an arithmetic number, because the mean of its divisors is an integer number (10042785).
Almost surely, 279449054 is an apocalyptic number.
79449054 is an abundant number, since it is smaller than the sum of its proper divisors (81235506).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
79449054 is a wasteful number, since it uses less digits than its factorization.
79449054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148875.
The product of its (nonzero) digits is 181440, while the sum is 42.
The square root of 79449054 is about 8913.4198824020. The cubic root of 79449054 is about 429.8955109374.
The spelling of 79449054 in words is "seventy-nine million, four hundred forty-nine thousand, fifty-four".
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