Base | Representation |
---|---|
bin | 1000011111011… |
… | …10001111100010 |
3 | 11222000212210020 |
4 | 10033232033202 |
5 | 121213333214 |
6 | 11022414310 |
7 | 1523306622 |
oct | 417561742 |
9 | 158025706 |
10 | 71230434 |
11 | 37231530 |
12 | 1ba31396 |
13 | 119ac8b2 |
14 | 9662882 |
15 | 63c04a9 |
hex | 43ee3e2 |
71230434 has 32 divisors (see below), whose sum is σ = 157296384. Its totient is φ = 21323280.
The previous prime is 71230433. The next prime is 71230457. The reversal of 71230434 is 43403217.
It is not an unprimeable number, because it can be changed into a prime (71230433) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1024 + ... + 11979.
It is an arithmetic number, because the mean of its divisors is an integer number (4915512).
Almost surely, 271230434 is an apocalyptic number.
71230434 is an abundant number, since it is smaller than the sum of its proper divisors (86065950).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71230434 is a wasteful number, since it uses less digits than its factorization.
71230434 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13102.
The product of its (nonzero) digits is 2016, while the sum is 24.
The square root of 71230434 is about 8439.8124386742. The cubic root of 71230434 is about 414.5292654444.
The spelling of 71230434 in words is "seventy-one million, two hundred thirty thousand, four hundred thirty-four".
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