Base | Representation |
---|---|
bin | 1111010001100… |
… | …0000100100100 |
3 | 11110112200011202 |
4 | 3310120010210 |
5 | 112344433412 |
6 | 10205022032 |
7 | 1405341620 |
oct | 364300444 |
9 | 143480152 |
10 | 64061732 |
11 | 33185589 |
12 | 19554918 |
13 | 1036c967 |
14 | 8718180 |
15 | 59563c2 |
hex | 3d18124 |
64061732 has 24 divisors (see below), whose sum is σ = 129749760. Its totient is φ = 27106560.
The previous prime is 64061731. The next prime is 64061743. The reversal of 64061732 is 23716046.
It is a junction number, because it is equal to n+sod(n) for n = 64061695 and 64061704.
It is not an unprimeable number, because it can be changed into a prime (64061731) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12269 + ... + 16692.
It is an arithmetic number, because the mean of its divisors is an integer number (5406240).
Almost surely, 264061732 is an apocalyptic number.
It is an amenable number.
64061732 is an abundant number, since it is smaller than the sum of its proper divisors (65688028).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64061732 is a wasteful number, since it uses less digits than its factorization.
64061732 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29051 (or 29049 counting only the distinct ones).
The product of its (nonzero) digits is 6048, while the sum is 29.
The square root of 64061732 is about 8003.8573200676. The cubic root of 64061732 is about 400.1285670052.
Adding to 64061732 its reverse (23716046), we get a palindrome (87777778).
The spelling of 64061732 in words is "sixty-four million, sixty-one thousand, seven hundred thirty-two".
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