Base | Representation |
---|---|
bin | 100100001100011… |
… | …1100111001011101 |
3 | 10010122022000101222 |
4 | 1020120330321131 |
5 | 4441403003240 |
6 | 320302543125 |
7 | 42045040424 |
oct | 11030747135 |
9 | 3118260358 |
10 | 1214500445 |
11 | 573610184 |
12 | 29a897aa5 |
13 | 164800622 |
14 | b74262bb |
15 | 71951eb5 |
hex | 4863ce5d |
1214500445 has 8 divisors (see below), whose sum is σ = 1488409344. Its totient is φ = 950927824.
The previous prime is 1214500439. The next prime is 1214500477. The reversal of 1214500445 is 5440054121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1214500445 - 24 = 1214500429 is a prime.
It is a super-2 number, since 2×12145004452 = 2950022661810396050, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2583809 + ... + 2584278.
It is an arithmetic number, because the mean of its divisors is an integer number (186051168).
Almost surely, 21214500445 is an apocalyptic number.
It is an amenable number.
1214500445 is a deficient number, since it is larger than the sum of its proper divisors (273908899).
1214500445 is an equidigital number, since it uses as much as digits as its factorization.
1214500445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5168139.
The product of its (nonzero) digits is 3200, while the sum is 26.
The square root of 1214500445 is about 34849.6835710168. The cubic root of 1214500445 is about 1066.9217273624.
Adding to 1214500445 its reverse (5440054121), we get a palindrome (6654554566).
The spelling of 1214500445 in words is "one billion, two hundred fourteen million, five hundred thousand, four hundred forty-five".
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