Base | Representation |
---|---|
bin | 10010101110011110110010 |
3 | 100020101212000 |
4 | 102232132302 |
5 | 2224041403 |
6 | 253114430 |
7 | 56503614 |
oct | 22563662 |
9 | 10211760 |
10 | 4908978 |
11 | 2853208 |
12 | 1788a16 |
13 | 102b529 |
14 | 91adb4 |
15 | 66e7a3 |
hex | 4ae7b2 |
4908978 has 16 divisors (see below), whose sum is σ = 10908960. Its totient is φ = 1636308.
The previous prime is 4908961. The next prime is 4908979. The reversal of 4908978 is 8798094.
It is not an unprimeable number, because it can be changed into a prime (4908979) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45400 + ... + 45507.
It is an arithmetic number, because the mean of its divisors is an integer number (681810).
Almost surely, 24908978 is an apocalyptic number.
4908978 is an abundant number, since it is smaller than the sum of its proper divisors (5999982).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4908978 is a wasteful number, since it uses less digits than its factorization.
4908978 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 90918 (or 90912 counting only the distinct ones).
The product of its (nonzero) digits is 145152, while the sum is 45.
The square root of 4908978 is about 2215.6213575428. The cubic root of 4908978 is about 169.9535974853.
It can be divided in two parts, 4908 and 978, that added together give a triangular number (5886 = T108).
The spelling of 4908978 in words is "four million, nine hundred eight thousand, nine hundred seventy-eight".
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