Base | Representation |
---|---|
bin | 10100001111111001001010 |
3 | 100222200011210 |
4 | 110033321022 |
5 | 2324323403 |
6 | 305433550 |
7 | 63055104 |
oct | 24177112 |
9 | 10880153 |
10 | 5307978 |
11 | 2aa5a65 |
12 | 193b8b6 |
13 | 113b020 |
14 | 9c2574 |
15 | 6ecb03 |
hex | 50fe4a |
5307978 has 32 divisors (see below), whose sum is σ = 12108096. Its totient is φ = 1536768.
The previous prime is 5307947. The next prime is 5307979. The reversal of 5307978 is 8797035.
5307978 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
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 (5307979) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 676 + ... + 3327.
It is an arithmetic number, because the mean of its divisors is an integer number (378378).
Almost surely, 25307978 is an apocalyptic number.
5307978 is an abundant number, since it is smaller than the sum of its proper divisors (6800118).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5307978 is a wasteful number, since it uses less digits than its factorization.
5307978 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4038.
The product of its (nonzero) digits is 52920, while the sum is 39.
The square root of 5307978 is about 2303.9049459559. The cubic root of 5307978 is about 174.4387789716.
The spelling of 5307978 in words is "five million, three hundred seven thousand, nine hundred seventy-eight".
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