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48871065590 = 2531138814049
BaseRepresentation
bin101101100000111100…
…010100011111110110
311200010220112100202022
4231200330110133312
51300041443044330
634241232313142
73350033126534
oct554074243766
9150126470668
1048871065590
11197a9495a06
12957a9a27b2
1347babcb0b9
14251881d154
1514106e5ae5
hexb60f147f6

48871065590 has 32 divisors (see below), whose sum is σ = 88295313600. Its totient is φ = 19475737600.

The previous prime is 48871065457. The next prime is 48871065601. The reversal of 48871065590 is 9556017884.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12067886 + ... + 12071934.

It is an arithmetic number, because the mean of its divisors is an integer number (2759228550).

Almost surely, 248871065590 is an apocalyptic number.

48871065590 is a deficient number, since it is larger than the sum of its proper divisors (39424248010).

48871065590 is a wasteful number, since it uses less digits than its factorization.

48871065590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8248.

The product of its (nonzero) digits is 2419200, while the sum is 53.

The spelling of 48871065590 in words is "forty-eight billion, eight hundred seventy-one million, sixty-five thousand, five hundred ninety".

Divisors: 1 2 5 10 311 622 1555 3110 3881 4049 7762 8098 19405 20245 38810 40490 1206991 1259239 2413982 2518478 6034955 6296195 12069910 12592390 15714169 31428338 78570845 157141690 4887106559 9774213118 24435532795 48871065590