Base | Representation |
---|---|
bin | 1000100100110111… |
… | …1001000100110010 |
3 | 12221102211211021200 |
4 | 2021031321010302 |
5 | 14203320321432 |
6 | 1020234232030 |
7 | 111022461552 |
oct | 21115710462 |
9 | 5842754250 |
10 | 2302120242 |
11 | a8153a014 |
12 | 542b85616 |
13 | 2a8c38236 |
14 | 17ba61162 |
15 | d718ea7c |
hex | 89379132 |
2302120242 has 24 divisors (see below), whose sum is σ = 5122737516. Its totient is φ = 746633376.
The previous prime is 2302120187. The next prime is 2302120307. The reversal of 2302120242 is 2420212032.
2302120242 is a `hidden beast` number, since 2 + 302 + 120 + 242 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 1682558361 + 619561881 = 41019^2 + 24891^2 .
It is a super-2 number, since 2×23021202422 = 10599515217252277128, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1727653 + ... + 1728984.
Almost surely, 22302120242 is an apocalyptic number.
2302120242 is an abundant number, since it is smaller than the sum of its proper divisors (2820617274).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2302120242 is a wasteful number, since it uses less digits than its factorization.
2302120242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3456682 (or 3456679 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
The square root of 2302120242 is about 47980.4151920343. The cubic root of 2302120242 is about 1320.4116106164.
Adding to 2302120242 its reverse (2420212032), we get a palindrome (4722332274).
The spelling of 2302120242 in words is "two billion, three hundred two million, one hundred twenty thousand, two hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •