Base | Representation |
---|---|
bin | 111110110101001… |
… | …111011110000100 |
3 | 2201110120002020202 |
4 | 332311033132010 |
5 | 4124330110023 |
6 | 252333550032 |
7 | 35060036153 |
oct | 7665173604 |
9 | 2643502222 |
10 | 1054144388 |
11 | 4a1045310 |
12 | 255045318 |
13 | 13a516a9b |
14 | a000359a |
15 | 62829128 |
hex | 3ed4f784 |
1054144388 has 24 divisors (see below), whose sum is σ = 2055279744. Its totient is φ = 468960800.
The previous prime is 1054144387. The next prime is 1054144397. The reversal of 1054144388 is 8834414501.
It is a super-2 number, since 2×10541443882 = 2222440781503789088, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1054144387) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252803 + ... + 256938.
It is an arithmetic number, because the mean of its divisors is an integer number (85636656).
Almost surely, 21054144388 is an apocalyptic number.
It is an amenable number.
1054144388 is a deficient number, since it is larger than the sum of its proper divisors (1001135356).
1054144388 is a wasteful number, since it uses less digits than its factorization.
1054144388 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 509803 (or 509801 counting only the distinct ones).
The product of its (nonzero) digits is 61440, while the sum is 38.
The square root of 1054144388 is about 32467.5898089156. The cubic root of 1054144388 is about 1017.7318523380.
Adding to 1054144388 its reverse (8834414501), we get a palindrome (9888558889).
The spelling of 1054144388 in words is "one billion, fifty-four million, one hundred forty-four thousand, three hundred eighty-eight".
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