Base | Representation |
---|---|
bin | 1111010001001… |
… | …1010101101111 |
3 | 11110111200120221 |
4 | 3310103111233 |
5 | 112343323401 |
6 | 10204352211 |
7 | 1405231252 |
oct | 364232557 |
9 | 143450527 |
10 | 64042351 |
11 | 33171a6a |
12 | 19545667 |
13 | 10363ba9 |
14 | 8711099 |
15 | 59507a1 |
hex | 3d1356f |
64042351 has 8 divisors (see below), whose sum is σ = 65918160. Its totient is φ = 62184192.
The previous prime is 64042343. The next prime is 64042357. The reversal of 64042351 is 15324046.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 64042351 - 23 = 64042343 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64042357) 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, 3135 + ... + 11743.
It is an arithmetic number, because the mean of its divisors is an integer number (8239770).
Almost surely, 264042351 is an apocalyptic number.
64042351 is a deficient number, since it is larger than the sum of its proper divisors (1875809).
64042351 is a wasteful number, since it uses less digits than its factorization.
64042351 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8825.
The product of its (nonzero) digits is 2880, while the sum is 25.
The square root of 64042351 is about 8002.6464997524. The cubic root of 64042351 is about 400.0882117953.
Adding to 64042351 its reverse (15324046), we get a palindrome (79366397).
The spelling of 64042351 in words is "sixty-four million, forty-two thousand, three hundred fifty-one".
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