Base | Representation |
---|---|
bin | 1111111000111101… |
… | …01101000001001010 |
3 | 211000112100022201200 |
4 | 13330132231001022 |
5 | 114432400440232 |
6 | 3530302125030 |
7 | 421255144026 |
oct | 77436550112 |
9 | 24015308650 |
10 | 8530874442 |
11 | 3688502262 |
12 | 17a0b80776 |
13 | a5c5181cc |
14 | 5acdb9386 |
15 | 34de1177c |
hex | 1fc7ad04a |
8530874442 has 12 divisors (see below), whose sum is σ = 18483561330. Its totient is φ = 2843624808.
The previous prime is 8530874437. The next prime is 8530874453. The reversal of 8530874442 is 2444780358.
It is a happy number.
8530874442 is a `hidden beast` number, since 8 + 530 + 8 + 74 + 4 + 42 = 666.
It can be written as a sum of positive squares in only one way, i.e., 7226870121 + 1304004321 = 85011^2 + 36111^2 .
It is a super-2 number, since 2×85308744422 (a number of 21 digits) contains 22 as substring.
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, 236968717 + ... + 236968752.
Almost surely, 28530874442 is an apocalyptic number.
8530874442 is an abundant number, since it is smaller than the sum of its proper divisors (9952686888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8530874442 is a wasteful number, since it uses less digits than its factorization.
8530874442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 473937477 (or 473937474 counting only the distinct ones).
The product of its (nonzero) digits is 860160, while the sum is 45.
The square root of 8530874442 is about 92362.7329716916. The cubic root of 8530874442 is about 2043.2955225666.
The spelling of 8530874442 in words is "eight billion, five hundred thirty million, eight hundred seventy-four thousand, four hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •