Base | Representation |
---|---|
bin | 100001010010011010… |
… | …1011110011011111000 |
3 | 20211111220120010220221 |
4 | 1002210311132123320 |
5 | 2132400122132311 |
6 | 52501214425424 |
7 | 5110315056412 |
oct | 1024465363370 |
9 | 224456503827 |
10 | 71484958456 |
11 | 2835343936a |
12 | 11a30202274 |
13 | 6982ca13b2 |
14 | 3661d219b2 |
15 | 1cd5b88671 |
hex | 10a4d5e6f8 |
71484958456 has 16 divisors (see below), whose sum is σ = 139861875600. Its totient is φ = 34188458304.
The previous prime is 71484958439. The next prime is 71484958459. The reversal of 71484958456 is 65485948417.
It is a super-2 number, since 2×714849584562 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 71484958394 and 71484958403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (71484958459) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194252421 + ... + 194252788.
It is an arithmetic number, because the mean of its divisors is an integer number (8741367225).
Almost surely, 271484958456 is an apocalyptic number.
It is an amenable number.
71484958456 is a deficient number, since it is larger than the sum of its proper divisors (68376917144).
71484958456 is a wasteful number, since it uses less digits than its factorization.
71484958456 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 388505238 (or 388505234 counting only the distinct ones).
The product of its digits is 38707200, while the sum is 61.
The spelling of 71484958456 in words is "seventy-one billion, four hundred eighty-four million, nine hundred fifty-eight thousand, four hundred fifty-six".
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