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47141197854 = 2323341602883
BaseRepresentation
bin101011111001110101…
…011001100000011110
311111200100110222022220
4223321311121200132
51233021121312404
633353435250210
73256126366422
oct537165314036
9144610428286
1047141197854
1118aa0a82753
1291775a9966
1345a36c4b1a
1423d2ba0b82
15135d8e24d9
hexaf9d5981e

47141197854 has 16 divisors (see below), whose sum is σ = 98381630592. Its totient is φ = 15030526808.

The previous prime is 47141197853. The next prime is 47141197891. The reversal of 47141197854 is 45879114174.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 47141197797 and 47141197806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47141197853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170801304 + ... + 170801579.

It is an arithmetic number, because the mean of its divisors is an integer number (6148851912).

Almost surely, 247141197854 is an apocalyptic number.

47141197854 is an abundant number, since it is smaller than the sum of its proper divisors (51240432738).

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

47141197854 is a wasteful number, since it uses less digits than its factorization.

47141197854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341602911.

The product of its digits is 1128960, while the sum is 51.

The spelling of 47141197854 in words is "forty-seven billion, one hundred forty-one million, one hundred ninety-seven thousand, eight hundred fifty-four".

Divisors: 1 2 3 6 23 46 69 138 341602883 683205766 1024808649 2049617298 7856866309 15713732618 23570598927 47141197854