Base | Representation |
---|---|
bin | 1000010111110011… |
… | …1101101110111100 |
3 | 12210121210021022200 |
4 | 2011330331232330 |
5 | 14100310214403 |
6 | 1011000311500 |
7 | 106456112253 |
oct | 20574755674 |
9 | 5717707280 |
10 | 2247351228 |
11 | a53631271 |
12 | 528772590 |
13 | 29a7a0235 |
14 | 17468579a |
15 | d2471ca3 |
hex | 85f3dbbc |
2247351228 has 18 divisors (see below), whose sum is σ = 5680804584. Its totient is φ = 749117064.
The previous prime is 2247351221. The next prime is 2247351247. The reversal of 2247351228 is 8221537422.
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 62426423 = 2247351228 / (2 + 2 + 4 + 7 + 3 + 5 + 1 + 2 + 2 + 8).
It is a junction number, because it is equal to n+sod(n) for n = 2247351192 and 2247351201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2247351221) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31213176 + ... + 31213247.
Almost surely, 22247351228 is an apocalyptic number.
It is an amenable number.
2247351228 is an abundant number, since it is smaller than the sum of its proper divisors (3433453356).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2247351228 is a wasteful number, since it uses less digits than its factorization.
2247351228 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 62426433 (or 62426428 counting only the distinct ones).
The product of its digits is 53760, while the sum is 36.
The square root of 2247351228 is about 47406.2361720481. The cubic root of 2247351228 is about 1309.8562917546.
The spelling of 2247351228 in words is "two billion, two hundred forty-seven million, three hundred fifty-one thousand, two hundred twenty-eight".
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