Base | Representation |
---|---|
bin | 1111010001101… |
… | …0110011110100 |
3 | 11110120020120011 |
4 | 3310122303310 |
5 | 112400313243 |
6 | 10205150004 |
7 | 1405416412 |
oct | 364326364 |
9 | 143506504 |
10 | 64072948 |
11 | 33192a55 |
12 | 1955b304 |
13 | 10374ab4 |
14 | 871c2b2 |
15 | 595989d |
hex | 3d1acf4 |
64072948 has 12 divisors (see below), whose sum is σ = 115994340. Its totient is φ = 30931712.
The previous prime is 64072933. The next prime is 64072961. The reversal of 64072948 is 84927046.
It can be written as a sum of positive squares in 2 ways, for example, as 17123044 + 46949904 = 4138^2 + 6852^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 64072948.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 276061 + ... + 276292.
It is an arithmetic number, because the mean of its divisors is an integer number (9666195).
Almost surely, 264072948 is an apocalyptic number.
It is an amenable number.
64072948 is a deficient number, since it is larger than the sum of its proper divisors (51921392).
64072948 is a wasteful number, since it uses less digits than its factorization.
64072948 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 552386 (or 552384 counting only the distinct ones).
The product of its (nonzero) digits is 96768, while the sum is 40.
The square root of 64072948 is about 8004.5579515673. The cubic root of 64072948 is about 400.1519172955.
The spelling of 64072948 in words is "sixty-four million, seventy-two thousand, nine hundred forty-eight".
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