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47940258695 = 572879475763
BaseRepresentation
bin101100101001011101…
…100100101110000111
311120202001001110201212
4230221131210232013
51241140201234240
634005022042035
73315001322030
oct545135445607
9146661043655
1047940258695
1119371031a0a
12935b11931b
1346a01093a4
14246ad63a87
1513a8b31165
hexb29764b87

47940258695 has 16 divisors (see below), whose sum is σ = 65769615360. Its totient is φ = 32861832864.

The previous prime is 47940258661. The next prime is 47940258713. The reversal of 47940258695 is 59685204974.

It is a happy number.

It is not a de Polignac number, because 47940258695 - 26 = 47940258631 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137117 + ... + 338646.

It is an arithmetic number, because the mean of its divisors is an integer number (4110600960).

Almost surely, 247940258695 is an apocalyptic number.

47940258695 is a deficient number, since it is larger than the sum of its proper divisors (17829356665).

47940258695 is a wasteful number, since it uses less digits than its factorization.

47940258695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478654.

The product of its (nonzero) digits is 21772800, while the sum is 59.

The spelling of 47940258695 in words is "forty-seven billion, nine hundred forty million, two hundred fifty-eight thousand, six hundred ninety-five".

Divisors: 1 5 7 35 2879 14395 20153 100765 475763 2378815 3330341 16651705 1369721677 6848608385 9588051739 47940258695