Base | Representation |
---|---|
bin | 1000100011011… |
… | …00010010111010 |
3 | 12000000010000220 |
4 | 10101230102322 |
5 | 121331343441 |
6 | 11041440510 |
7 | 1530560121 |
oct | 421542272 |
9 | 160003026 |
10 | 71746746 |
11 | 37554435 |
12 | 20040136 |
13 | 11b308c6 |
14 | 9758ab8 |
15 | 6473466 |
hex | 446c4ba |
71746746 has 16 divisors (see below), whose sum is σ = 143734944. Its totient is φ = 23875344.
The previous prime is 71746723. The next prime is 71746757. The reversal of 71746746 is 64764717.
It is a junction number, because it is equal to n+sod(n) for n = 71746698 and 71746707.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6076 + ... + 13431.
It is an arithmetic number, because the mean of its divisors is an integer number (8983434).
Almost surely, 271746746 is an apocalyptic number.
71746746 is an abundant number, since it is smaller than the sum of its proper divisors (71988198).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71746746 is a wasteful number, since it uses less digits than its factorization.
71746746 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20125.
The product of its digits is 197568, while the sum is 42.
The square root of 71746746 is about 8470.3450933241. The cubic root of 71746746 is about 415.5284234952.
The spelling of 71746746 in words is "seventy-one million, seven hundred forty-six thousand, seven hundred forty-six".
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