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30253301 = 1319532311
BaseRepresentation
bin111001101101…
…0000011110101
32002221000201122
41303122003311
530221101201
63000233325
7515102021
oct163320365
962830648
1030253301
1116093831
12a16b845
136363380
144037381
1529c8e1b
hex1cda0f5

30253301 has 16 divisors (see below), whose sum is σ = 34957440. Its totient is φ = 25945920.

The previous prime is 30253291. The next prime is 30253331. The reversal of 30253301 is 10335203.

It is not a de Polignac number, because 30253301 - 214 = 30236917 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 30253301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30253331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11936 + ... + 14246.

It is an arithmetic number, because the mean of its divisors is an integer number (2184840).

Almost surely, 230253301 is an apocalyptic number.

It is an amenable number.

30253301 is a deficient number, since it is larger than the sum of its proper divisors (4704139).

30253301 is a wasteful number, since it uses less digits than its factorization.

30253301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2396.

The product of its (nonzero) digits is 270, while the sum is 17.

The square root of 30253301 is about 5500.3000827228. The cubic root of 30253301 is about 311.5953175664.

Adding to 30253301 its reverse (10335203), we get a palindrome (40588504).

The spelling of 30253301 in words is "thirty million, two hundred fifty-three thousand, three hundred one".

Divisors: 1 13 19 53 247 689 1007 2311 13091 30043 43909 122483 570817 1592279 2327177 30253301