Base | Representation |
---|---|
bin | 1000100001101… |
… | …11111110110100 |
3 | 11222121020002200 |
4 | 10100313332310 |
5 | 121303014333 |
6 | 11033104500 |
7 | 1526005320 |
oct | 420677664 |
9 | 158536080 |
10 | 71532468 |
11 | 37418447 |
12 | 1bb58130 |
13 | 11a87207 |
14 | 9700980 |
15 | 642ec13 |
hex | 4437fb4 |
71532468 has 36 divisors (see below), whose sum is σ = 206650080. Its totient is φ = 20437776.
The previous prime is 71532451. The next prime is 71532493. The reversal of 71532468 is 86423517.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 141678 + ... + 142181.
It is an arithmetic number, because the mean of its divisors is an integer number (5740280).
Almost surely, 271532468 is an apocalyptic number.
It is an amenable number.
71532468 is an abundant number, since it is smaller than the sum of its proper divisors (135117612).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71532468 is a wasteful number, since it uses less digits than its factorization.
71532468 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 283876 (or 283871 counting only the distinct ones).
The product of its digits is 40320, while the sum is 36.
The square root of 71532468 is about 8457.6869178281. The cubic root of 71532468 is about 415.1143401979.
The spelling of 71532468 in words is "seventy-one million, five hundred thirty-two thousand, four hundred sixty-eight".
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