Base | Representation |
---|---|
bin | 111011110100111… |
… | …0100010100101011 |
3 | 12011220101001222012 |
4 | 1313221310110223 |
5 | 13102401412143 |
6 | 531110350135 |
7 | 100514023412 |
oct | 16751642453 |
9 | 5156331865 |
10 | 2007450923 |
11 | 940176655 |
12 | 48035b34b |
13 | 25cb858aa |
14 | 150878479 |
15 | bb385418 |
hex | 77a7452b |
2007450923 has 4 divisors (see below), whose sum is σ = 2009970480. Its totient is φ = 2004931368.
The previous prime is 2007450889. The next prime is 2007450953. The reversal of 2007450923 is 3290547002.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2007450923 - 212 = 2007446827 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2007450923.
It is not an unprimeable number, because it can be changed into a prime (2007450953) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1258583 + ... + 1260176.
It is an arithmetic number, because the mean of its divisors is an integer number (502492620).
Almost surely, 22007450923 is an apocalyptic number.
2007450923 is a deficient number, since it is larger than the sum of its proper divisors (2519557).
2007450923 is an equidigital number, since it uses as much as digits as its factorization.
2007450923 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2519556.
The product of its (nonzero) digits is 15120, while the sum is 32.
The square root of 2007450923 is about 44804.5859594752. The cubic root of 2007450923 is about 1261.4837067472.
Adding to 2007450923 its reverse (3290547002), we get a palindrome (5297997925).
The spelling of 2007450923 in words is "two billion, seven million, four hundred fifty thousand, nine hundred twenty-three".
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