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54303433 = 67212097
BaseRepresentation
bin1100111100100…
…1101011001001
310210011220022021
43033021223021
5102400202213
65215524441
71226400022
oct317115311
9123156267
1054303433
112871aa78
1216229721
13b334112
1472d7c49
154b79d8d
hex33c9ac9

54303433 has 6 divisors (see below), whose sum is σ = 55130586. Its totient is φ = 53488512.

The previous prime is 54303421. The next prime is 54303449. The reversal of 54303433 is 33430345.

It can be written as a sum of positive squares in only one way, i.e., 31674384 + 22629049 = 5628^2 + 4757^2 .

It is a de Polignac number, because none of the positive numbers 2k-54303433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54303398 and 54303407.

It is not an unprimeable number, because it can be changed into a prime (54303493) 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, 1560 + ... + 10537.

It is an arithmetic number, because the mean of its divisors is an integer number (9188431).

Almost surely, 254303433 is an apocalyptic number.

It is an amenable number.

54303433 is a deficient number, since it is larger than the sum of its proper divisors (827153).

54303433 is an equidigital number, since it uses as much as digits as its factorization.

54303433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12231 (or 12164 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 25.

The square root of 54303433 is about 7369.0863069990. The cubic root of 54303433 is about 378.6829590120.

Adding to 54303433 its reverse (33430345), we get a palindrome (87733778).

The spelling of 54303433 in words is "fifty-four million, three hundred three thousand, four hundred thirty-three".

Divisors: 1 67 4489 12097 810499 54303433