Base | Representation |
---|---|
bin | 1111011000001… |
… | …0100101010000 |
3 | 11111100211121211 |
4 | 3312002211100 |
5 | 113002414000 |
6 | 10222225504 |
7 | 1412136550 |
oct | 366024520 |
9 | 144324554 |
10 | 64498000 |
11 | 33453336 |
12 | 19725294 |
13 | 104933c8 |
14 | 87cd160 |
15 | 59e07ba |
hex | 3d82950 |
64498000 has 160 divisors (see below), whose sum is σ = 189416448. Its totient is φ = 20736000.
The previous prime is 64497991. The next prime is 64498009. The reversal of 64498000 is 89446.
It is an interprime number because it is at equal distance from previous prime (64497991) and next prime (64498009).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64498009) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 237865 + ... + 238135.
Almost surely, 264498000 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 64498000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94708224).
64498000 is an abundant number, since it is smaller than the sum of its proper divisors (124918448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64498000 is a wasteful number, since it uses less digits than its factorization.
64498000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 318 (or 302 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 31.
The square root of 64498000 is about 8031.0646865780. The cubic root of 64498000 is about 401.0348205574.
The spelling of 64498000 in words is "sixty-four million, four hundred ninety-eight thousand".
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