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54054033420 = 2235900900557
BaseRepresentation
bin110010010101110111…
…110001100000001100
312011112010012101222210
4302111313301200030
51341200313032140
640455421310420
73622336463112
oct622567614014
9164463171883
1054054033420
1120a191023a2
12a586705410
13513592c67a
14288ad0bab2
15161573ed80
hexc95df180c

54054033420 has 24 divisors (see below), whose sum is σ = 151351293744. Its totient is φ = 14414408896.

The previous prime is 54054033373. The next prime is 54054033427. The reversal of 54054033420 is 2433045045.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (54054033427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 450450219 + ... + 450450338.

It is an arithmetic number, because the mean of its divisors is an integer number (6306303906).

Almost surely, 254054033420 is an apocalyptic number.

It is an amenable number.

54054033420 is an abundant number, since it is smaller than the sum of its proper divisors (97297260324).

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

54054033420 is a wasteful number, since it uses less digits than its factorization.

54054033420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900900569 (or 900900567 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 54054033420 its reverse (2433045045), we get a palindrome (56487078465).

The spelling of 54054033420 in words is "fifty-four billion, fifty-four million, thirty-three thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 900900557 1801801114 2702701671 3603602228 4504502785 5405403342 9009005570 10810806684 13513508355 18018011140 27027016710 54054033420