Base | Representation |
---|---|
bin | 1010100000010000001… |
… | …1111111110100011101 |
3 | 122020210100021101220111 |
4 | 2220010003333310131 |
5 | 10424033414030013 |
6 | 214522315050021 |
7 | 16015613230234 |
oct | 2500403776435 |
9 | 566710241814 |
10 | 180456783133 |
11 | 6a593171100 |
12 | 2ab82740911 |
13 | 1402b477823 |
14 | 8a3c741b1b |
15 | 4a6288673d |
hex | 2a040ffd1d |
180456783133 has 6 divisors (see below), whose sum is σ = 198353323742. Its totient is φ = 164051620920.
The previous prime is 180456783131. The next prime is 180456783137. The reversal of 180456783133 is 331387654081.
180456783133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 176032271844 + 4424511289 = 419562^2 + 66517^2 .
It is not a de Polignac number, because 180456783133 - 21 = 180456783131 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (180456783131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 745689066 + ... + 745689307.
Almost surely, 2180456783133 is an apocalyptic number.
It is an amenable number.
180456783133 is a deficient number, since it is larger than the sum of its proper divisors (17896540609).
180456783133 is a wasteful number, since it uses less digits than its factorization.
180456783133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1491378395 (or 1491378384 counting only the distinct ones).
The product of its (nonzero) digits is 1451520, while the sum is 49.
The spelling of 180456783133 in words is "one hundred eighty billion, four hundred fifty-six million, seven hundred eighty-three thousand, one hundred thirty-three".
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