Base | Representation |
---|---|
bin | 1010111010001011… |
… | …0110110110001000 |
3 | 21120002020202202000 |
4 | 2232202312312020 |
5 | 21444130420003 |
6 | 1202325111000 |
7 | 132365521662 |
oct | 25642666610 |
9 | 7502222660 |
10 | 2928373128 |
11 | 1272a9908a |
12 | 698858460 |
13 | 3788c6385 |
14 | 1dacbd532 |
15 | 1221461a3 |
hex | ae8b6d88 |
2928373128 has 32 divisors (see below), whose sum is σ = 8134370400. Its totient is φ = 976124304.
The previous prime is 2928373127. The next prime is 2928373153. The reversal of 2928373128 is 8213738292.
2928373128 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (2928373127) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6778426 + ... + 6778857.
It is an arithmetic number, because the mean of its divisors is an integer number (254199075).
Almost surely, 22928373128 is an apocalyptic number.
It is an amenable number.
2928373128 is an abundant number, since it is smaller than the sum of its proper divisors (5205997272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2928373128 is a wasteful number, since it uses less digits than its factorization.
2928373128 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13557298 (or 13557288 counting only the distinct ones).
The product of its digits is 290304, while the sum is 45.
The square root of 2928373128 is about 54114.4447259694. Note that the first 3 decimals coincide. The cubic root of 2928373128 is about 1430.6787864224.
The spelling of 2928373128 in words is "two billion, nine hundred twenty-eight million, three hundred seventy-three thousand, one hundred twenty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •