Base | Representation |
---|---|
bin | 111001111100010… |
… | …0000111111101000 |
3 | 12000111100100020000 |
4 | 1303320200333220 |
5 | 12440203220143 |
6 | 520530503000 |
7 | 66115246065 |
oct | 16370407750 |
9 | 5014310200 |
10 | 1944195048 |
11 | 9084a1574 |
12 | 463134a60 |
13 | 24ca38993 |
14 | 1462cdc6c |
15 | b5a3cbd3 |
hex | 73e20fe8 |
1944195048 has 40 divisors (see below), whose sum is σ = 5445548130. Its totient is φ = 648064800.
The previous prime is 1944194999. The next prime is 1944195049. The reversal of 1944195048 is 8405914491.
It is a happy number.
1944195048 is a `hidden beast` number, since 194 + 419 + 5 + 0 + 48 = 666.
It can be written as a sum of positive squares in only one way, i.e., 1454812164 + 489382884 = 38142^2 + 22122^2 .
It is a junction number, because it is equal to n+sod(n) for n = 1944194994 and 1944195012.
It is not an unprimeable number, because it can be changed into a prime (1944195049) by changing a digit.
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 9 ways as a sum of consecutive naturals, for example, 1499503 + ... + 1500798.
Almost surely, 21944195048 is an apocalyptic number.
1944195048 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
1944195048 is an abundant number, since it is smaller than the sum of its proper divisors (3501353082).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1944195048 is a wasteful number, since it uses less digits than its factorization.
1944195048 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3000319 (or 3000306 counting only the distinct ones).
The product of its (nonzero) digits is 207360, while the sum is 45.
The square root of 1944195048 is about 44093.0272038562. The cubic root of 1944195048 is about 1248.0920327840.
The spelling of 1944195048 in words is "one billion, nine hundred forty-four million, one hundred ninety-five thousand, forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •