Base | Representation |
---|---|
bin | 11011001111000… |
… | …11011111011110 |
3 | 120220220121202111 |
4 | 31213203133132 |
5 | 431442112143 |
6 | 34400544234 |
7 | 5442662311 |
oct | 1547433736 |
9 | 526817674 |
10 | 228472798 |
11 | 107a6aaa4 |
12 | 6462207a |
13 | 38446108 |
14 | 224b4978 |
15 | 150d099d |
hex | d9e37de |
228472798 has 8 divisors (see below), whose sum is σ = 342808560. Its totient is φ = 114203280.
The previous prime is 228472789. The next prime is 228472813. The reversal of 228472798 is 897274822.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
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 3 ways as a sum of consecutive naturals, for example, 6783 + ... + 22426.
It is an arithmetic number, because the mean of its divisors is an integer number (42851070).
Almost surely, 2228472798 is an apocalyptic number.
228472798 is a deficient number, since it is larger than the sum of its proper divisors (114335762).
228472798 is a wasteful number, since it uses less digits than its factorization.
228472798 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33122.
The product of its digits is 903168, while the sum is 49.
The square root of 228472798 is about 15115.3166688627. The cubic root of 228472798 is about 611.3334602493. Note that the first 3 decimals are identical.
The spelling of 228472798 in words is "two hundred twenty-eight million, four hundred seventy-two thousand, seven hundred ninety-eight".
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