Base | Representation |
---|---|
bin | 11101000000110… |
… | …111010100010000 |
3 | 1020220221021012110 |
4 | 131000313110100 |
5 | 1444103001330 |
6 | 120145025320 |
7 | 15030304251 |
oct | 3500672420 |
9 | 1226837173 |
10 | 486765840 |
11 | 22a848420 |
12 | 117025240 |
13 | 79b00432 |
14 | 4890cb28 |
15 | 2cb01db0 |
hex | 1d037510 |
486765840 has 160 divisors (see below), whose sum is σ = 1681606656. Its totient is φ = 115463680.
The previous prime is 486765827. The next prime is 486765869. The reversal of 486765840 is 48567684.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a self number, because there is not a number n which added to its sum of digits gives 486765840.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 122119 + ... + 126041.
Almost surely, 2486765840 is an apocalyptic number.
486765840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 486765840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (840803328).
486765840 is an abundant number, since it is smaller than the sum of its proper divisors (1194840816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
486765840 is a wasteful number, since it uses less digits than its factorization.
486765840 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3997 (or 3991 counting only the distinct ones).
The product of its (nonzero) digits is 1290240, while the sum is 48.
The square root of 486765840 is about 22062.7704516001. The cubic root of 486765840 is about 786.6351786049.
It can be divided in two parts, 4867 and 65840, that added together give a palindrome (70707).
The spelling of 486765840 in words is "four hundred eighty-six million, seven hundred sixty-five thousand, eight hundred forty".
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