Base | Representation |
---|---|
bin | 111110011011100… |
… | …101011001010010 |
3 | 2200222220100222221 |
4 | 332123211121102 |
5 | 4121114342300 |
6 | 251533451254 |
7 | 34645624051 |
oct | 7633453122 |
9 | 2628810887 |
10 | 1047418450 |
11 | 498270a91 |
12 | 252940b2a |
13 | 139000540 |
14 | 9d172398 |
15 | 61e4b31a |
hex | 3e6e5652 |
1047418450 has 48 divisors (see below), whose sum is σ = 2221498440. Its totient is φ = 363985920.
The previous prime is 1047418447. The next prime is 1047418487. The reversal of 1047418450 is 548147401.
It is a happy number.
It can be written as a sum of positive squares in 12 ways, for example, as 205664281 + 841754169 = 14341^2 + 29013^2 .
It is a Harshad number since it is a multiple of its sum of digits (34).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36345 + ... + 58444.
Almost surely, 21047418450 is an apocalyptic number.
1047418450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1047418450 is an abundant number, since it is smaller than the sum of its proper divisors (1174079990).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1047418450 is a wasteful number, since it uses less digits than its factorization.
1047418450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 94831 (or 94826 counting only the distinct ones).
The product of its (nonzero) digits is 17920, while the sum is 34.
The square root of 1047418450 is about 32363.8447963155. The cubic root of 1047418450 is about 1015.5626960755.
The spelling of 1047418450 in words is "one billion, forty-seven million, four hundred eighteen thousand, four hundred fifty".
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