Base | Representation |
---|---|
bin | 1100101000011… |
… | …0010100101100 |
3 | 10200200121111202 |
4 | 3022012110230 |
5 | 102030311423 |
6 | 5131305032 |
7 | 1212212456 |
oct | 312062454 |
9 | 120617452 |
10 | 52978988 |
11 | 279a5997 |
12 | 158ab178 |
13 | ac8c31a |
14 | 70712d6 |
15 | 49b7728 |
hex | 328652c |
52978988 has 24 divisors (see below), whose sum is σ = 94837680. Its totient is φ = 25888320.
The previous prime is 52978957. The next prime is 52978999. The reversal of 52978988 is 88987925.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43070 + ... + 44282.
It is an arithmetic number, because the mean of its divisors is an integer number (3951570).
Almost surely, 252978988 is an apocalyptic number.
It is an amenable number.
52978988 is a deficient number, since it is larger than the sum of its proper divisors (41858692).
52978988 is a wasteful number, since it uses less digits than its factorization.
52978988 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1457 (or 1455 counting only the distinct ones).
The product of its digits is 2903040, while the sum is 56.
The square root of 52978988 is about 7278.6666361360. Note that the first 4 decimals coincide. The cubic root of 52978988 is about 375.5789291901.
The spelling of 52978988 in words is "fifty-two million, nine hundred seventy-eight thousand, nine hundred eighty-eight".
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