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1033431425 = 52133179789
BaseRepresentation
bin111101100110001…
…110100110000001
32200000120202101222
4331212032212001
54104024301200
6250314004425
734416010415
oct7546164601
92600522358
101033431425
11490388364
1224a116715
13136143cb0
149b370d45
1560ad6d85
hex3d98e981

1033431425 has 12 divisors (see below), whose sum is σ = 1380028860. Its totient is φ = 763149120.

The previous prime is 1033431403. The next prime is 1033431437. The reversal of 1033431425 is 5241343301.

1033431425 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 6 ways, for example, as 350288656 + 683142769 = 18716^2 + 26137^2 .

It is not a de Polignac number, because 1033431425 - 26 = 1033431361 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1033431394 and 1033431403.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1589570 + ... + 1590219.

It is an arithmetic number, because the mean of its divisors is an integer number (115002405).

Almost surely, 21033431425 is an apocalyptic number.

It is an amenable number.

1033431425 is a deficient number, since it is larger than the sum of its proper divisors (346597435).

1033431425 is a wasteful number, since it uses less digits than its factorization.

1033431425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3179812 (or 3179807 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 1033431425 is about 32147.0282452360. The cubic root of 1033431425 is about 1011.0218801714.

Adding to 1033431425 its reverse (5241343301), we get a palindrome (6274774726).

The spelling of 1033431425 in words is "one billion, thirty-three million, four hundred thirty-one thousand, four hundred twenty-five".

Divisors: 1 5 13 25 65 325 3179789 15898945 41337257 79494725 206686285 1033431425