Base | Representation |
---|---|
bin | 100100101011000… |
… | …0011000010000011 |
3 | 10011202102201002211 |
4 | 1021112003002003 |
5 | 10010003010410 |
6 | 322034122551 |
7 | 42331134145 |
oct | 11126030203 |
9 | 3152381084 |
10 | 1230516355 |
11 | 58165a172 |
12 | 2a4120457 |
13 | 167c1a4b3 |
14 | b95d4c95 |
15 | 7306768a |
hex | 49583083 |
1230516355 has 16 divisors (see below), whose sum is σ = 1567645920. Its totient is φ = 924037632.
The previous prime is 1230516349. The next prime is 1230516401. The reversal of 1230516355 is 5536150321.
It is a cyclic number.
It is not a de Polignac number, because 1230516355 - 29 = 1230515843 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13117 + ... + 51313.
It is an arithmetic number, because the mean of its divisors is an integer number (97977870).
Almost surely, 21230516355 is an apocalyptic number.
1230516355 is a deficient number, since it is larger than the sum of its proper divisors (337129565).
1230516355 is a wasteful number, since it uses less digits than its factorization.
1230516355 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38598.
The product of its (nonzero) digits is 13500, while the sum is 31.
The square root of 1230516355 is about 35078.7165529185. The cubic root of 1230516355 is about 1071.5911793540.
Adding to 1230516355 its reverse (5536150321), we get a palindrome (6766666676).
The spelling of 1230516355 in words is "one billion, two hundred thirty million, five hundred sixteen thousand, three hundred fifty-five".
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