Base | Representation |
---|---|
bin | 1011001101001… |
… | …1001001110110 |
3 | 10021102221221100 |
4 | 2303103021312 |
5 | 44013032410 |
6 | 4355230530 |
7 | 1110340512 |
oct | 263231166 |
9 | 107387840 |
10 | 47002230 |
11 | 24593520 |
12 | 138a8446 |
13 | 9978a92 |
14 | 6357142 |
15 | 41d68c0 |
hex | 2cd3276 |
47002230 has 96 divisors (see below), whose sum is σ = 134548128. Its totient is φ = 11289600.
The previous prime is 47002201. The next prime is 47002253. The reversal of 47002230 is 3220074.
It is a happy number.
It is a super-3 number, since 3×470022303 (a number of 24 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 194910 + ... + 195150.
It is an arithmetic number, because the mean of its divisors is an integer number (1401543).
Almost surely, 247002230 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 47002230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67274064).
47002230 is an abundant number, since it is smaller than the sum of its proper divisors (87545898).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47002230 is a wasteful number, since it uses less digits than its factorization.
47002230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 462 (or 459 counting only the distinct ones).
The product of its (nonzero) digits is 336, while the sum is 18.
The square root of 47002230 is about 6855.8172379374. The cubic root of 47002230 is about 360.8883154996. Note that the first 3 decimals are identical.
The spelling of 47002230 in words is "forty-seven million, two thousand, two hundred thirty".
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