Base | Representation |
---|---|
bin | 100100001011100… |
… | …1101110001000101 |
3 | 10010121102220000000 |
4 | 1020113031301011 |
5 | 4441243422003 |
6 | 320245111513 |
7 | 42041133351 |
oct | 11027156105 |
9 | 3117386000 |
10 | 1214045253 |
11 | 57332a193 |
12 | 29a6b8599 |
13 | 1646a1395 |
14 | b7348461 |
15 | 718b21a3 |
hex | 485cdc45 |
1214045253 has 16 divisors (see below), whose sum is σ = 1820793600. Its totient is φ = 809362044.
The previous prime is 1214045243. The next prime is 1214045267. The reversal of 1214045253 is 3525404121.
1214045253 is a `hidden beast` number, since 1 + 2 + 1 + 404 + 5 + 253 = 666.
It is not a de Polignac number, because 1214045253 - 24 = 1214045237 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1214045213) 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, 275373 + ... + 279746.
It is an arithmetic number, because the mean of its divisors is an integer number (113799600).
Almost surely, 21214045253 is an apocalyptic number.
It is an amenable number.
1214045253 is a deficient number, since it is larger than the sum of its proper divisors (606748347).
1214045253 is an frugal number, since it uses more digits than its factorization.
1214045253 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 555140 (or 555122 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 27.
The square root of 1214045253 is about 34843.1521679655. The cubic root of 1214045253 is about 1066.7884174286.
Adding to 1214045253 its reverse (3525404121), we get a palindrome (4739449374).
The spelling of 1214045253 in words is "one billion, two hundred fourteen million, forty-five thousand, two hundred fifty-three".
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