Base | Representation |
---|---|
bin | 11011001111000… |
… | …11110111101111 |
3 | 120220220200220000 |
4 | 31213203313233 |
5 | 431442134401 |
6 | 34400555343 |
7 | 5442666660 |
oct | 1547436757 |
9 | 526820800 |
10 | 228474351 |
11 | 107a71186 |
12 | 64622b53 |
13 | 38446a31 |
14 | 224b5367 |
15 | 150d1186 |
hex | d9e3def |
228474351 has 40 divisors (see below), whose sum is σ = 399172224. Its totient is φ = 127506960.
The previous prime is 228474331. The next prime is 228474401. The reversal of 228474351 is 153474822.
It is a happy number.
It is not a de Polignac number, because 228474351 - 25 = 228474319 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (228474331) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 19696 + ... + 29066.
Almost surely, 2228474351 is an apocalyptic number.
228474351 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
228474351 is a deficient number, since it is larger than the sum of its proper divisors (170697873).
228474351 is an equidigital number, since it uses as much as digits as its factorization.
228474351 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9433 (or 9424 counting only the distinct ones).
The product of its digits is 53760, while the sum is 36.
The square root of 228474351 is about 15115.3680405076. The cubic root of 228474351 is about 611.3348453867.
The spelling of 228474351 in words is "two hundred twenty-eight million, four hundred seventy-four thousand, three hundred fifty-one".
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