Base | Representation |
---|---|
bin | 1010001110011111… |
… | …0111100001011100 |
3 | 21002022110102100210 |
4 | 2203213313201130 |
5 | 21110223342434 |
6 | 1132221452420 |
7 | 125012165403 |
oct | 24347674134 |
9 | 7068412323 |
10 | 2745137244 |
11 | 1189616273 |
12 | 647411110 |
13 | 34995b685 |
14 | 1c082263a |
15 | 110eedee9 |
hex | a39f785c |
2745137244 has 12 divisors (see below), whose sum is σ = 6405320264. Its totient is φ = 915045744.
The previous prime is 2745137231. The next prime is 2745137249. The reversal of 2745137244 is 4427315472.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2745137249) 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, 114380707 + ... + 114380730.
Almost surely, 22745137244 is an apocalyptic number.
It is an amenable number.
2745137244 is an abundant number, since it is smaller than the sum of its proper divisors (3660183020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2745137244 is a wasteful number, since it uses less digits than its factorization.
2745137244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 228761444 (or 228761442 counting only the distinct ones).
The product of its digits is 188160, while the sum is 39.
The square root of 2745137244 is about 52394.0573347780. The cubic root of 2745137244 is about 1400.1933821304.
The spelling of 2745137244 in words is "two billion, seven hundred forty-five million, one hundred thirty-seven thousand, two hundred forty-four".
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