Base | Representation |
---|---|
bin | 1100111001000… |
… | …0111011000010 |
3 | 10202202002102211 |
4 | 3032100323002 |
5 | 102320232403 |
6 | 5210532334 |
7 | 1224411223 |
oct | 316207302 |
9 | 122662384 |
10 | 54070978 |
11 | 28581365 |
12 | 161370aa |
13 | b282380 |
14 | 727724a |
15 | 4b3106d |
hex | 3390ec2 |
54070978 has 8 divisors (see below), whose sum is σ = 87345468. Its totient is φ = 24955824.
The previous prime is 54070969. The next prime is 54070981. The reversal of 54070978 is 87907045.
It can be written as a sum of positive squares in 2 ways, for example, as 52229529 + 1841449 = 7227^2 + 1357^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 54070978.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1039801 + ... + 1039852.
Almost surely, 254070978 is an apocalyptic number.
54070978 is a deficient number, since it is larger than the sum of its proper divisors (33274490).
54070978 is a wasteful number, since it uses less digits than its factorization.
54070978 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2079668.
The product of its (nonzero) digits is 70560, while the sum is 40.
The square root of 54070978 is about 7353.2970836217. The cubic root of 54070978 is about 378.1418474200.
The spelling of 54070978 in words is "fifty-four million, seventy thousand, nine hundred seventy-eight".
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