Base | Representation |
---|---|
bin | 100101100011110… |
… | …100001010111100 |
3 | 1121220201201102112 |
4 | 211203310022330 |
5 | 2242304130344 |
6 | 142310113152 |
7 | 21421102355 |
oct | 4543641274 |
9 | 1556651375 |
10 | 630145724 |
11 | 2a377889a |
12 | 15704b7b8 |
13 | a0721cc0 |
14 | 5d992d2c |
15 | 3a4c4c9e |
hex | 258f42bc |
630145724 has 48 divisors (see below), whose sum is σ = 1213561440. Its totient is φ = 284524800.
The previous prime is 630145723. The next prime is 630145751. The reversal of 630145724 is 427541036.
630145724 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (630145723) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 898574 + ... + 899274.
It is an arithmetic number, because the mean of its divisors is an integer number (25282530).
Almost surely, 2630145724 is an apocalyptic number.
It is an amenable number.
630145724 is a deficient number, since it is larger than the sum of its proper divisors (583415716).
630145724 is a wasteful number, since it uses less digits than its factorization.
630145724 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1070 (or 1068 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 32.
The square root of 630145724 is about 25102.7035197407. The cubic root of 630145724 is about 857.3279802952.
It can be divided in two parts, 6301 and 45724, that added together give a palindrome (52025).
The spelling of 630145724 in words is "six hundred thirty million, one hundred forty-five thousand, seven hundred twenty-four".
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