Base | Representation |
---|---|
bin | 10010010000110… |
… | …11101000111011 |
3 | 101200021122011122 |
4 | 21020123220323 |
5 | 303210032212 |
6 | 23111415455 |
7 | 3540136463 |
oct | 1110335073 |
9 | 350248148 |
10 | 153205307 |
11 | 79531462 |
12 | 4338458b |
13 | 25981b38 |
14 | 164c0ba3 |
15 | d6b4272 |
hex | 921ba3b |
153205307 has 4 divisors (see below), whose sum is σ = 154411776. Its totient is φ = 151998840.
The previous prime is 153205267. The next prime is 153205331. The reversal of 153205307 is 703502351.
153205307 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 703502351 = 11369 ⋅61879.
It is a cyclic number.
It is not a de Polignac number, because 153205307 - 28 = 153205051 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (153205337) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 603044 + ... + 603297.
It is an arithmetic number, because the mean of its divisors is an integer number (38602944).
Almost surely, 2153205307 is an apocalyptic number.
153205307 is a deficient number, since it is larger than the sum of its proper divisors (1206469).
153205307 is a wasteful number, since it uses less digits than its factorization.
153205307 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1206468.
The product of its (nonzero) digits is 3150, while the sum is 26.
The square root of 153205307 is about 12377.6131382428. The cubic root of 153205307 is about 535.0872504510.
Adding to 153205307 its reverse (703502351), we get a palindrome (856707658).
The spelling of 153205307 in words is "one hundred fifty-three million, two hundred five thousand, three hundred seven".
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