Base | Representation |
---|---|
bin | 1111111000100… |
… | …11110101001111 |
3 | 100021201211011101 |
4 | 13330103311033 |
5 | 233103003013 |
6 | 21120003531 |
7 | 3205416040 |
oct | 774236517 |
9 | 307654141 |
10 | 133250383 |
11 | 69241a92 |
12 | 387605a7 |
13 | 217b60a6 |
14 | 139a88c7 |
15 | ba718dd |
hex | 7f13d4f |
133250383 has 6 divisors (see below), whose sum is σ = 152321064. Its totient is φ = 114188436.
The previous prime is 133250353. The next prime is 133250393. The reversal of 133250383 is 383052331.
It is a happy number.
It is not a de Polignac number, because 133250383 - 213 = 133242191 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (133250323) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28360 + ... + 32722.
It is an arithmetic number, because the mean of its divisors is an integer number (25386844).
Almost surely, 2133250383 is an apocalyptic number.
133250383 is a deficient number, since it is larger than the sum of its proper divisors (19070681).
133250383 is an frugal number, since it uses more digits than its factorization.
133250383 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8733 (or 4370 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 28.
The square root of 133250383 is about 11543.4129701748. The cubic root of 133250383 is about 510.7669902467.
Multiplying 133250383 by its sum of digits (28), we get a square (3731010724 = 610822).
It can be divided in two parts, 1332 and 50383, that added together give a palindrome (51715).
The spelling of 133250383 in words is "one hundred thirty-three million, two hundred fifty thousand, three hundred eighty-three".
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