Base | Representation |
---|---|
bin | 1011010001001… |
… | …1000000011010 |
3 | 10021221020201000 |
4 | 2310103000122 |
5 | 44044420040 |
6 | 4405005430 |
7 | 1112510151 |
oct | 264230032 |
9 | 107836630 |
10 | 47263770 |
11 | 24751a74 |
12 | 139b3876 |
13 | 9a3ab38 |
14 | 63c4598 |
15 | 4239130 |
hex | 2d1301a |
47263770 has 64 divisors (see below), whose sum is σ = 126829440. Its totient is φ = 12524544.
The previous prime is 47263739. The next prime is 47263771. The reversal of 47263770 is 7736274.
It is a super-2 number, since 2×472637702 = 4467727909225800, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47263771) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51657 + ... + 52563.
It is an arithmetic number, because the mean of its divisors is an integer number (1981710).
Almost surely, 247263770 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 47263770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63414720).
47263770 is an abundant number, since it is smaller than the sum of its proper divisors (79565670).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47263770 is a wasteful number, since it uses less digits than its factorization.
47263770 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1116 (or 1110 counting only the distinct ones).
The product of its (nonzero) digits is 49392, while the sum is 36.
The square root of 47263770 is about 6874.8650895854. The cubic root of 47263770 is about 361.5564554311.
The spelling of 47263770 in words is "forty-seven million, two hundred sixty-three thousand, seven hundred seventy".
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