Base | Representation |
---|---|
bin | 10001101011111101100… |
… | …001111010011010011101 |
3 | 11022012020201001221120020 |
4 | 101223331201322122131 |
5 | 124403202140200013 |
6 | 2330210211142353 |
7 | 153545411054241 |
oct | 21537541723235 |
9 | 4265221057506 |
10 | 1215434303133 |
11 | 42950aa83516 |
12 | 1776865a49b9 |
13 | 8a7cc0c5b5b |
14 | 42b822c2421 |
15 | 21939bdc623 |
hex | 11afd87a69d |
1215434303133 has 8 divisors (see below), whose sum is σ = 1621613269248. Its totient is φ = 809772436224.
The previous prime is 1215434302969. The next prime is 1215434303179. The reversal of 1215434303133 is 3313034345121.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1215434303133 - 28 = 1215434302877 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 1215434303094 and 1215434303103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1215434303833) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129269316 + ... + 129278717.
It is an arithmetic number, because the mean of its divisors is an integer number (202701658656).
Almost surely, 21215434303133 is an apocalyptic number.
It is an amenable number.
1215434303133 is a deficient number, since it is larger than the sum of its proper divisors (406178966115).
1215434303133 is a wasteful number, since it uses less digits than its factorization.
1215434303133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 258549603.
The product of its (nonzero) digits is 38880, while the sum is 33.
Adding to 1215434303133 its reverse (3313034345121), we get a palindrome (4528468648254).
The spelling of 1215434303133 in words is "one trillion, two hundred fifteen billion, four hundred thirty-four million, three hundred three thousand, one hundred thirty-three".
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