Base | Representation |
---|---|
bin | 11011000100111… |
… | …10111110010100 |
3 | 120211102002101220 |
4 | 31202132332110 |
5 | 431122043242 |
6 | 34312250340 |
7 | 5425455105 |
oct | 1542367624 |
9 | 524362356 |
10 | 227143572 |
11 | 107242367 |
12 | 640a09b0 |
13 | 3809c0a6 |
14 | 2224a3ac |
15 | 14e1bbec |
hex | d89ef94 |
227143572 has 48 divisors (see below), whose sum is σ = 548900352. Its totient is φ = 73031040.
The previous prime is 227143571. The next prime is 227143577. The reversal of 227143572 is 275341722.
227143572 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (227143571) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137938 + ... + 139574.
It is an arithmetic number, because the mean of its divisors is an integer number (11435424).
Almost surely, 2227143572 is an apocalyptic number.
It is an amenable number.
227143572 is an abundant number, since it is smaller than the sum of its proper divisors (321756780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
227143572 is a wasteful number, since it uses less digits than its factorization.
227143572 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2048 (or 2046 counting only the distinct ones).
The product of its digits is 23520, while the sum is 33.
The square root of 227143572 is about 15071.2830243480. The cubic root of 227143572 is about 610.1455999302.
The spelling of 227143572 in words is "two hundred twenty-seven million, one hundred forty-three thousand, five hundred seventy-two".
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