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54023154420 = 2235900385907
BaseRepresentation
bin110010010100000001…
…111110101011110100
312011102222002120222010
4302110001332223310
51341114411420140
640452355404220
73621513143634
oct622401765364
9164388076863
1054023154420
1120a02731564
12a5782b3670
13512c40a581
142886b906c4
151612b90880
hexc9407eaf4

54023154420 has 24 divisors (see below), whose sum is σ = 151264832544. Its totient is φ = 14406174496.

The previous prime is 54023154401. The next prime is 54023154487. The reversal of 54023154420 is 2445132045.

54023154420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 450192894 + ... + 450193013.

It is an arithmetic number, because the mean of its divisors is an integer number (6302701356).

Almost surely, 254023154420 is an apocalyptic number.

It is an amenable number.

54023154420 is an abundant number, since it is smaller than the sum of its proper divisors (97241678124).

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

54023154420 is a wasteful number, since it uses less digits than its factorization.

54023154420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 900385919 (or 900385917 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 54023154420 its reverse (2445132045), we get a palindrome (56468286465).

The spelling of 54023154420 in words is "fifty-four billion, twenty-three million, one hundred fifty-four thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 900385907 1800771814 2701157721 3601543628 4501929535 5402315442 9003859070 10804630884 13505788605 18007718140 27011577210 54023154420