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2530353 = 371011193
BaseRepresentation
bin1001101001110000110001
311202112222210
421221300301
51121432403
6130122333
730336060
oct11516061
94675883
102530353
111479101
12a203a9
136a7967
1449c1d7
1534eb03
hex269c31

2530353 has 16 divisors (see below), whose sum is σ = 3897216. Its totient is φ = 1430400.

The previous prime is 2530351. The next prime is 2530357. The reversal of 2530353 is 3530352.

It is not a de Polignac number, because 2530353 - 21 = 2530351 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (2530351) 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, 1525 + ... + 2717.

It is an arithmetic number, because the mean of its divisors is an integer number (243576).

22530353 is an apocalyptic number.

It is an amenable number.

2530353 is a deficient number, since it is larger than the sum of its proper divisors (1366863).

2530353 is a wasteful number, since it uses less digits than its factorization.

2530353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1304.

The product of its (nonzero) digits is 1350, while the sum is 21.

The square root of 2530353 is about 1590.7083327876. The cubic root of 2530353 is about 136.2679442180.

Subtracting 2530353 from its reverse (3530352), we obtain a palindrome (999999).

The spelling of 2530353 in words is "two million, five hundred thirty thousand, three hundred fifty-three".

Divisors: 1 3 7 21 101 303 707 1193 2121 3579 8351 25053 120493 361479 843451 2530353