Base | Representation |
---|---|
bin | 1111100010000… |
… | …1011011001100 |
3 | 11112120220002212 |
4 | 3320201123030 |
5 | 113134223440 |
6 | 10244205552 |
7 | 1420516445 |
oct | 370413314 |
9 | 145526085 |
10 | 65148620 |
11 | 33858139 |
12 | 199998b8 |
13 | 106605a4 |
14 | 891c2cc |
15 | 5abd465 |
hex | 3e216cc |
65148620 has 24 divisors (see below), whose sum is σ = 137508000. Its totient is φ = 25926912.
The previous prime is 65148619. The next prime is 65148637. The reversal of 65148620 is 2684156.
65148620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4205 + ... + 12164.
It is an arithmetic number, because the mean of its divisors is an integer number (5729500).
Almost surely, 265148620 is an apocalyptic number.
It is an amenable number.
65148620 is an abundant number, since it is smaller than the sum of its proper divisors (72359380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
65148620 is a wasteful number, since it uses less digits than its factorization.
65148620 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16577 (or 16575 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 32.
The square root of 65148620 is about 8071.4695068494. The cubic root of 65148620 is about 402.3787837599.
The spelling of 65148620 in words is "sixty-five million, one hundred forty-eight thousand, six hundred twenty".
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