Base | Representation |
---|---|
bin | 1010001101111010… |
… | …0001000111101110 |
3 | 21002010211220011000 |
4 | 2203132201013232 |
5 | 21104111424230 |
6 | 1132053141130 |
7 | 124652306436 |
oct | 24336410756 |
9 | 7063756130 |
10 | 2742686190 |
11 | 11881a1802 |
12 | 64662a7a6 |
13 | 3492b0b4a |
14 | 1c03852c6 |
15 | 110bb7b60 |
hex | a37a11ee |
2742686190 has 32 divisors (see below), whose sum is σ = 7313830560. Its totient is φ = 731382912.
The previous prime is 2742686189. The next prime is 2742686201. The reversal of 2742686190 is 916862472.
It is a happy number.
2742686190 is a `hidden beast` number, since 2 + 7 + 4 + 26 + 8 + 619 + 0 = 666.
It is a super-2 number, since 2×27426861902 = 15044655073633432200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 5078779 + ... + 5079318.
It is an arithmetic number, because the mean of its divisors is an integer number (228557205).
Almost surely, 22742686190 is an apocalyptic number.
2742686190 is an abundant number, since it is smaller than the sum of its proper divisors (4571144370).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2742686190 is a wasteful number, since it uses less digits than its factorization.
2742686190 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10158113 (or 10158107 counting only the distinct ones).
The product of its (nonzero) digits is 290304, while the sum is 45.
The square root of 2742686190 is about 52370.6615386898. The cubic root of 2742686190 is about 1399.7765272556.
The spelling of 2742686190 in words is "two billion, seven hundred forty-two million, six hundred eighty-six thousand, one hundred ninety".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •