Base | Representation |
---|---|
bin | 100001001000001110… |
… | …1001001001001000100 |
3 | 20210122002011122202021 |
4 | 1002100131021021010 |
5 | 2131200104113320 |
6 | 52403242052524 |
7 | 5065663552360 |
oct | 1022035111104 |
9 | 223562148667 |
10 | 71143035460 |
11 | 28198430582 |
12 | 119557aa144 |
13 | 692a1b56b3 |
14 | 362c7582a0 |
15 | 1cb5b47daa |
hex | 1090749244 |
71143035460 has 48 divisors (see below), whose sum is σ = 170818712064. Its totient is φ = 24381122688.
The previous prime is 71143035427. The next prime is 71143035527. The reversal of 71143035460 is 6453034117.
It is a super-2 number, since 2×711430354602 (a number of 23 digits) contains 22 as substring.
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, 209082 + ... + 431278.
It is an arithmetic number, because the mean of its divisors is an integer number (3558723168).
Almost surely, 271143035460 is an apocalyptic number.
71143035460 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
It is an amenable number.
71143035460 is an abundant number, since it is smaller than the sum of its proper divisors (99675676604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71143035460 is a wasteful number, since it uses less digits than its factorization.
71143035460 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 224500 (or 224498 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 34.
Adding to 71143035460 its reverse (6453034117), we get a palindrome (77596069577).
The spelling of 71143035460 in words is "seventy-one billion, one hundred forty-three million, thirty-five thousand, four hundred sixty".
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