Base | Representation |
---|---|
bin | 1010001101110010… |
… | …1001001110111000 |
3 | 21002002220221112112 |
4 | 2203130221032320 |
5 | 21104000221003 |
6 | 1132034431452 |
7 | 124645162661 |
oct | 24334511670 |
9 | 7062827475 |
10 | 2742195128 |
11 | 1187996872 |
12 | 646432588 |
13 | 34916b48a |
14 | 1c0298368 |
15 | 110b1c3d8 |
hex | a37293b8 |
2742195128 has 24 divisors (see below), whose sum is σ = 5270105640. Its totient is φ = 1337649600.
The previous prime is 2742195091. The next prime is 2742195133. The reversal of 2742195128 is 8215912472.
2742195128 is digitally balanced in base 2, 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 (41).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 88508 + ... + 115403.
It is an arithmetic number, because the mean of its divisors is an integer number (219587735).
Almost surely, 22742195128 is an apocalyptic number.
It is an amenable number.
2742195128 is a deficient number, since it is larger than the sum of its proper divisors (2527910512).
2742195128 is a wasteful number, since it uses less digits than its factorization.
2742195128 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 203999 (or 203954 counting only the distinct ones).
The product of its digits is 80640, while the sum is 41.
The square root of 2742195128 is about 52365.9729977397. The cubic root of 2742195128 is about 1399.6929816558.
The spelling of 2742195128 in words is "two billion, seven hundred forty-two million, one hundred ninety-five thousand, one hundred twenty-eight".
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