Base | Representation |
---|---|
bin | 110111000110… |
… | …000111100010 |
3 | 1000011210001010 |
4 | 313012013202 |
5 | 12144133403 |
6 | 1233321350 |
7 | 233522544 |
oct | 67060742 |
9 | 30153033 |
10 | 14442978 |
11 | 8175250 |
12 | 4a06256 |
13 | 2cb8c54 |
14 | 1cbd694 |
15 | 1404603 |
hex | dc61e2 |
14442978 has 16 divisors (see below), whose sum is σ = 31512096. Its totient is φ = 4376640.
The previous prime is 14442949. The next prime is 14442997. The reversal of 14442978 is 87924441.
14442978 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×144429782 = 417199227016968, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109351 + ... + 109482.
It is an arithmetic number, because the mean of its divisors is an integer number (1969506).
Almost surely, 214442978 is an apocalyptic number.
14442978 is an abundant number, since it is smaller than the sum of its proper divisors (17069118).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14442978 is a wasteful number, since it uses less digits than its factorization.
14442978 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 218849.
The product of its digits is 64512, while the sum is 39.
The square root of 14442978 is about 3800.3918219047. The cubic root of 14442978 is about 243.5298772768.
The spelling of 14442978 in words is "fourteen million, four hundred forty-two thousand, nine hundred seventy-eight".
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