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54046403142 = 23157239240059
BaseRepresentation
bin110010010101011010…
…101010101001000110
312011111120211202012220
4302111122222221012
51341141334400032
640454545553210
73622214563314
oct622532525106
9164446752186
1054046403142
1120a14870686
12a584045806
13513418a604
142889cc30b4
151614c3412c
hexc956aaa46

54046403142 has 32 divisors (see below), whose sum is σ = 109236902400. Its totient is φ = 17825746848.

The previous prime is 54046403107. The next prime is 54046403143. The reversal of 54046403142 is 24130464045.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54046403143) 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 15 ways as a sum of consecutive naturals, for example, 105109 + ... + 345167.

It is an arithmetic number, because the mean of its divisors is an integer number (3413653200).

Almost surely, 254046403142 is an apocalyptic number.

54046403142 is an abundant number, since it is smaller than the sum of its proper divisors (55190499258).

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

54046403142 is a wasteful number, since it uses less digits than its factorization.

54046403142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240460.

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 54046403142 its reverse (24130464045), we get a palindrome (78176867187).

The spelling of 54046403142 in words is "fifty-four billion, forty-six million, four hundred three thousand, one hundred forty-two".

Divisors: 1 2 3 6 157 239 314 471 478 717 942 1434 37523 75046 112569 225138 240059 480118 720177 1440354 37689263 57374101 75378526 113067789 114748202 172122303 226135578 344244606 9007733857 18015467714 27023201571 54046403142