Base | Representation |
---|---|
bin | 111011011101010… |
… | …0000100110110000 |
3 | 12011001001000021020 |
4 | 1312322200212300 |
5 | 13041213040032 |
6 | 525544455440 |
7 | 100303432350 |
oct | 16672404660 |
9 | 5131030236 |
10 | 1995049392 |
11 | 934176156 |
12 | 47817a580 |
13 | 25a432bcb |
14 | 14cd6ab60 |
15 | ba235b2c |
hex | 76ea09b0 |
1995049392 has 80 divisors (see below), whose sum is σ = 6080182272. Its totient is φ = 551623680.
The previous prime is 1995049391. The next prime is 1995049409. The reversal of 1995049392 is 2939405991.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (1995049391) 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, 85353 + ... + 106184.
Almost surely, 21995049392 is an apocalyptic number.
1995049392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1995049392 is an abundant number, since it is smaller than the sum of its proper divisors (4085132880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1995049392 is a wasteful number, since it uses less digits than its factorization.
1995049392 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 191586 (or 191580 counting only the distinct ones).
The product of its (nonzero) digits is 787320, while the sum is 51.
The square root of 1995049392 is about 44665.9757757513. The cubic root of 1995049392 is about 1258.8806284308.
The spelling of 1995049392 in words is "one billion, nine hundred ninety-five million, forty-nine thousand, three hundred ninety-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.092 sec. • engine limits •