Base | Representation |
---|---|
bin | 11011001111010… |
… | …11010010001011 |
3 | 120220222020112121 |
4 | 31213223102023 |
5 | 431444122330 |
6 | 34401352111 |
7 | 5443154335 |
oct | 1547532213 |
9 | 526866477 |
10 | 228504715 |
11 | 107a91a7a |
12 | 64638637 |
13 | 384577ba |
14 | 224c2455 |
15 | 150da17a |
hex | d9eb48b |
228504715 has 8 divisors (see below), whose sum is σ = 274374288. Its totient is φ = 182691360.
The previous prime is 228504691. The next prime is 228504733. The reversal of 228504715 is 517405822.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 228504715 - 213 = 228496523 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4521 + ... + 21850.
It is an arithmetic number, because the mean of its divisors is an integer number (34296786).
Almost surely, 2228504715 is an apocalyptic number.
228504715 is a deficient number, since it is larger than the sum of its proper divisors (45869573).
228504715 is a wasteful number, since it uses less digits than its factorization.
228504715 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28109.
The product of its (nonzero) digits is 22400, while the sum is 34.
The square root of 228504715 is about 15116.3724153647. The cubic root of 228504715 is about 611.3619261056.
The spelling of 228504715 in words is "two hundred twenty-eight million, five hundred four thousand, seven hundred fifteen".
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