Base | Representation |
---|---|
bin | 1000010111110001… |
… | …1111110101011101 |
3 | 12210121120001100000 |
4 | 2011330133311131 |
5 | 14100242310030 |
6 | 1010553524513 |
7 | 106455062235 |
oct | 20574376535 |
9 | 5717501300 |
10 | 2247228765 |
11 | a53558261 |
12 | 528713739 |
13 | 29a759582 |
14 | 174652cc5 |
15 | d244a860 |
hex | 85f1fd5d |
2247228765 has 48 divisors (see below), whose sum is σ = 4078908288. Its totient is φ = 1186819776.
The previous prime is 2247228761. The next prime is 2247228773. The reversal of 2247228765 is 5678227422.
It is not a de Polignac number, because 2247228765 - 22 = 2247228761 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 2247228765.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2247228761) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 116167 + ... + 134123.
It is an arithmetic number, because the mean of its divisors is an integer number (84977256).
Almost surely, 22247228765 is an apocalyptic number.
It is an amenable number.
2247228765 is a deficient number, since it is larger than the sum of its proper divisors (1831679523).
2247228765 is a wasteful number, since it uses less digits than its factorization.
2247228765 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18080 (or 18068 counting only the distinct ones).
The product of its digits is 752640, while the sum is 45.
The square root of 2247228765 is about 47404.9445205877. The cubic root of 2247228765 is about 1309.8324990273.
The spelling of 2247228765 in words is "two billion, two hundred forty-seven million, two hundred twenty-eight thousand, seven hundred sixty-five".
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