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54313420 = 2257387953
BaseRepresentation
bin1100111100110…
…0000111001100
310210012102000011
43033030013030
5102401012140
65220043004
71226441110
oct317140714
9123172004
1054313420
1128727527
1216233464
13b338825
1472db740
154b7ccea
hex33cc1cc

54313420 has 24 divisors (see below), whose sum is σ = 130352544. Its totient is φ = 18621696.

The previous prime is 54313411. The next prime is 54313423. The reversal of 54313420 is 2431345.

54313420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 54313391 and 54313400.

It is not an unprimeable number, because it can be changed into a prime (54313423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193837 + ... + 194116.

It is an arithmetic number, because the mean of its divisors is an integer number (5431356).

Almost surely, 254313420 is an apocalyptic number.

It is an amenable number.

54313420 is an abundant number, since it is smaller than the sum of its proper divisors (76039124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54313420 is a wasteful number, since it uses less digits than its factorization.

54313420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387969 (or 387967 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 54313420 is about 7369.7639039524. The cubic root of 54313420 is about 378.7061722460.

Adding to 54313420 its reverse (2431345), we get a palindrome (56744765).

The spelling of 54313420 in words is "fifty-four million, three hundred thirteen thousand, four hundred twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 387953 775906 1551812 1939765 2715671 3879530 5431342 7759060 10862684 13578355 27156710 54313420