Base | Representation |
---|---|
bin | 1000000001101001… |
… | …1011010101010000 |
3 | 12120010220102202202 |
4 | 2000122123111100 |
5 | 13403012130334 |
6 | 553440302332 |
7 | 104250123431 |
oct | 20032332520 |
9 | 5503812682 |
10 | 2154411344 |
11 | a06122148 |
12 | 5016119a8 |
13 | 28445c117 |
14 | 1661b1488 |
15 | c921417e |
hex | 8069b550 |
2154411344 has 20 divisors (see below), whose sum is σ = 4186568724. Its totient is φ = 1074006528.
The previous prime is 2154411319. The next prime is 2154411353. The reversal of 2154411344 is 4431144512.
It can be written as a sum of positive squares in 2 ways, for example, as 457960000 + 1696451344 = 21400^2 + 41188^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194387 + ... + 205170.
Almost surely, 22154411344 is an apocalyptic number.
It is an amenable number.
2154411344 is a deficient number, since it is larger than the sum of its proper divisors (2032157380).
2154411344 is a wasteful number, since it uses less digits than its factorization.
2154411344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 399902 (or 399896 counting only the distinct ones).
The product of its digits is 7680, while the sum is 29.
The square root of 2154411344 is about 46415.6368479417. The cubic root of 2154411344 is about 1291.5449998052.
Adding to 2154411344 its reverse (4431144512), we get a palindrome (6585555856).
The spelling of 2154411344 in words is "two billion, one hundred fifty-four million, four hundred eleven thousand, three hundred forty-four".
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