Base | Representation |
---|---|
bin | 100100001011100… |
… | …0110011001001111 |
3 | 10010121101100120120 |
4 | 1020113012121033 |
5 | 4441241440210 |
6 | 320244320023 |
7 | 42040646331 |
oct | 11027063117 |
9 | 3117340516 |
10 | 1214015055 |
11 | 573309530 |
12 | 29a6a3013 |
13 | 164690706 |
14 | b733b451 |
15 | 718a8270 |
hex | 485c664f |
1214015055 has 16 divisors (see below), whose sum is σ = 2119008384. Its totient is φ = 588613280.
The previous prime is 1214015027. The next prime is 1214015057. The reversal of 1214015055 is 5505104121.
It is not a de Polignac number, because 1214015055 - 27 = 1214014927 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1214015057) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3678669 + ... + 3678998.
It is an arithmetic number, because the mean of its divisors is an integer number (132438024).
Almost surely, 21214015055 is an apocalyptic number.
1214015055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
1214015055 is a deficient number, since it is larger than the sum of its proper divisors (904993329).
1214015055 is a wasteful number, since it uses less digits than its factorization.
1214015055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7357686.
The product of its (nonzero) digits is 1000, while the sum is 24.
The square root of 1214015055 is about 34842.7188233065. The cubic root of 1214015055 is about 1066.7795723043.
Adding to 1214015055 its reverse (5505104121), we get a palindrome (6719119176).
The spelling of 1214015055 in words is "one billion, two hundred fourteen million, fifteen thousand, fifty-five".
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