Base | Representation |
---|---|
bin | 1111111010101000… |
… | …0111111110000100 |
3 | 102000202101020012200 |
4 | 3332222013332010 |
5 | 32222222034211 |
6 | 1543541314500 |
7 | 210606162435 |
oct | 37652077604 |
9 | 12022336180 |
10 | 4272455556 |
11 | 18a2765106 |
12 | 9b2a05a30 |
13 | 5311c7115 |
14 | 2c75d748c |
15 | 1a0142b56 |
hex | fea87f84 |
4272455556 has 18 divisors (see below), whose sum is σ = 10799818302. Its totient is φ = 1424151840.
The previous prime is 4272455491. The next prime is 4272455567. The reversal of 4272455556 is 6555542724.
4272455556 is a `hidden beast` number, since 4 + 27 + 24 + 55 + 556 = 666.
It can be written as a sum of positive squares in only one way, i.e., 2268997956 + 2003457600 = 47634^2 + 44760^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 59339625 + ... + 59339696.
Almost surely, 24272455556 is an apocalyptic number.
It is an amenable number.
4272455556 is an abundant number, since it is smaller than the sum of its proper divisors (6527362746).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4272455556 is a wasteful number, since it uses less digits than its factorization.
4272455556 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 118679331 (or 118679326 counting only the distinct ones).
The product of its digits is 1680000, while the sum is 45.
The square root of 4272455556 is about 65364.0234073760. The cubic root of 4272455556 is about 1622.6537255413.
The spelling of 4272455556 in words is "four billion, two hundred seventy-two million, four hundred fifty-five thousand, five hundred fifty-six".
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