Base | Representation |
---|---|
bin | 100111001001… |
… | …1100110000000 |
3 | 1102121220102100 |
4 | 1032103212000 |
5 | 20223334423 |
6 | 2011550400 |
7 | 336323622 |
oct | 116234600 |
9 | 42556370 |
10 | 20527488 |
11 | 10650673 |
12 | 6a5b400 |
13 | 4339557 |
14 | 2a24c12 |
15 | 1c07343 |
hex | 1393980 |
20527488 has 96 divisors (see below), whose sum is σ = 59988240. Its totient is φ = 6736896.
The previous prime is 20527459. The next prime is 20527499. The reversal of 20527488 is 88472502.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (96).
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, 118570 + ... + 118742.
Almost surely, 220527488 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20527488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29994120).
20527488 is an abundant number, since it is smaller than the sum of its proper divisors (39460752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20527488 is a wasteful number, since it uses less digits than its factorization.
20527488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 296 (or 281 counting only the distinct ones).
The product of its (nonzero) digits is 35840, while the sum is 36.
The square root of 20527488 is about 4530.7270939663. The cubic root of 20527488 is about 273.8074552575.
The spelling of 20527488 in words is "twenty million, five hundred twenty-seven thousand, four hundred eighty-eight".
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