Base | Representation |
---|---|
bin | 1011010000010… |
… | …1001101101000 |
3 | 10021211101012111 |
4 | 2310011031220 |
5 | 44041113042 |
6 | 4403452104 |
7 | 1112153350 |
oct | 264051550 |
9 | 107741174 |
10 | 47207272 |
11 | 24713582 |
12 | 13987034 |
13 | 9a1b1c8 |
14 | 63abb60 |
15 | 4227517 |
hex | 2d05368 |
47207272 has 16 divisors (see below), whose sum is σ = 101158560. Its totient is φ = 20231664.
The previous prime is 47207263. The next prime is 47207311. The reversal of 47207272 is 27270274.
47207272 is a modest number, since divided by 7272 gives 4720 as remainder.
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 3 ways as a sum of consecutive naturals, for example, 421438 + ... + 421549.
It is an arithmetic number, because the mean of its divisors is an integer number (6322410).
Almost surely, 247207272 is an apocalyptic number.
It is an amenable number.
47207272 is an abundant number, since it is smaller than the sum of its proper divisors (53951288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47207272 is a wasteful number, since it uses less digits than its factorization.
47207272 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 843000 (or 842996 counting only the distinct ones).
The product of its (nonzero) digits is 10976, while the sum is 31.
The square root of 47207272 is about 6870.7548348053. The cubic root of 47207272 is about 361.4123326253.
The spelling of 47207272 in words is "forty-seven million, two hundred seven thousand, two hundred seventy-two".
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