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47468027898 = 23241131490991
BaseRepresentation
bin101100001101010100…
…001001111111111010
311112112010110122212100
4230031110021333322
51234203303343043
633450112324230
73300205402614
oct541524117772
9145463418770
1047468027898
1119149511a25
129248b43676
134626327a95
142424359db4
15137c450cd3
hexb0d509ffa

47468027898 has 48 divisors (see below), whose sum is σ = 106160326272. Its totient is φ = 15318888000.

The previous prime is 47468027897. The next prime is 47468027909. The reversal of 47468027898 is 89872086474.

47468027898 is a `hidden beast` number, since 474 + 6 + 8 + 0 + 2 + 78 + 98 = 666.

It is not an unprimeable number, because it can be changed into a prime (47468027897) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 148818 + ... + 342173.

It is an arithmetic number, because the mean of its divisors is an integer number (2211673464).

Almost surely, 247468027898 is an apocalyptic number.

47468027898 is an abundant number, since it is smaller than the sum of its proper divisors (58692298374).

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

47468027898 is a wasteful number, since it uses less digits than its factorization.

47468027898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491171 (or 491168 counting only the distinct ones).

The product of its (nonzero) digits is 43352064, while the sum is 63.

The spelling of 47468027898 in words is "forty-seven billion, four hundred sixty-eight million, twenty-seven thousand, eight hundred ninety-eight".

Divisors: 1 2 3 6 9 18 41 82 123 131 246 262 369 393 738 786 1179 2358 5371 10742 16113 32226 48339 96678 490991 981982 1472973 2945946 4418919 8837838 20130631 40261262 60391893 64319821 120783786 128639642 181175679 192959463 362351358 385918926 578878389 1157756778 2637112661 5274225322 7911337983 15822675966 23734013949 47468027898