Base | Representation |
---|---|
bin | 1000100000010… |
… | …10100000000100 |
3 | 11222020202120010 |
4 | 10100022200010 |
5 | 121231034210 |
6 | 11025110220 |
7 | 1524301233 |
oct | 420124004 |
9 | 158222503 |
10 | 71346180 |
11 | 37300494 |
12 | 1ba88370 |
13 | 11a20499 |
14 | 9692b1a |
15 | 63e4920 |
hex | 440a804 |
71346180 has 48 divisors (see below), whose sum is σ = 200176704. Its totient is φ = 18986880.
The previous prime is 71346179. The next prime is 71346193. The reversal of 71346180 is 8164317.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40110 + ... + 41850.
It is an arithmetic number, because the mean of its divisors is an integer number (4170348).
Almost surely, 271346180 is an apocalyptic number.
It is an amenable number.
71346180 is an abundant number, since it is smaller than the sum of its proper divisors (128830524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71346180 is a wasteful number, since it uses less digits than its factorization.
71346180 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2436 (or 2434 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 30.
The square root of 71346180 is about 8446.6667982110. Note that the first 3 decimals coincide. The cubic root of 71346180 is about 414.7536739201.
The spelling of 71346180 in words is "seventy-one million, three hundred forty-six thousand, one hundred eighty".
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