Base | Representation |
---|---|
bin | 111001001110101… |
… | …0000111010101100 |
3 | 11221211100000211200 |
4 | 1302131100322230 |
5 | 12413042232332 |
6 | 514314045500 |
7 | 65405026512 |
oct | 16235207254 |
9 | 4854300750 |
10 | 1920274092 |
11 | 8a5a43390 |
12 | 457119890 |
13 | 247ab1979 |
14 | 1430644b2 |
15 | b38b517c |
hex | 72750eac |
1920274092 has 72 divisors (see below), whose sum is σ = 5477930640. Its totient is φ = 561832320.
The previous prime is 1920274087. The next prime is 1920274123. The reversal of 1920274092 is 2904720291.
1920274092 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72123 + ... + 95090.
It is an arithmetic number, because the mean of its divisors is an integer number (76082370).
Almost surely, 21920274092 is an apocalyptic number.
1920274092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1920274092 is an abundant number, since it is smaller than the sum of its proper divisors (3557656548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1920274092 is a wasteful number, since it uses less digits than its factorization.
1920274092 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 167263 (or 167258 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 36.
The square root of 1920274092 is about 43820.9321215330. The cubic root of 1920274092 is about 1242.9521431488.
The spelling of 1920274092 in words is "one billion, nine hundred twenty million, two hundred seventy-four thousand, ninety-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •