Base | Representation |
---|---|
bin | 111111010000100… |
… | …1010110011100100 |
3 | 12110221002111001011 |
4 | 1332201022303210 |
5 | 13321342433403 |
6 | 550343112004 |
7 | 103413002554 |
oct | 17641126344 |
9 | 5427074034 |
10 | 2122624228 |
11 | 99a190aaa |
12 | 4b2a42604 |
13 | 27a9ac88a |
14 | 161c99164 |
15 | c6535a6d |
hex | 7e84ace4 |
2122624228 has 12 divisors (see below), whose sum is σ = 3752887852. Its totient is φ = 1050370560.
The previous prime is 2122624223. The next prime is 2122624241. The reversal of 2122624228 is 8224262212.
It can be written as a sum of positive squares in 2 ways, for example, as 620906724 + 1501717504 = 24918^2 + 38752^2 .
It is a super-2 number, since 2×21226242282 = 9011067226585191968, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2122624228.
It is not an unprimeable number, because it can be changed into a prime (2122624223) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2734953 + ... + 2735728.
Almost surely, 22122624228 is an apocalyptic number.
It is an amenable number.
2122624228 is a deficient number, since it is larger than the sum of its proper divisors (1630263624).
2122624228 is a wasteful number, since it uses less digits than its factorization.
2122624228 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5470782 (or 5470780 counting only the distinct ones).
The product of its digits is 12288, while the sum is 31.
The square root of 2122624228 is about 46071.9462145892. The cubic root of 2122624228 is about 1285.1614967580.
It can be divided in two parts, 21226 and 24228, that added together give a palindrome (45454).
The spelling of 2122624228 in words is "two billion, one hundred twenty-two million, six hundred twenty-four thousand, two hundred twenty-eight".
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