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48316921393 = 1328331341959
BaseRepresentation
bin101100111111111010…
…011011011000110001
311121201021210220211011
4230333322123120301
51242423112441033
634110235150521
73330224025016
oct547772333061
9147637726734
1048316921393
11195447081a4
1294452a5441
134730169520
1424a4db170d
1513cbc34ccd
hexb3fe9b631

48316921393 has 16 divisors (see below), whose sum is σ = 52385549440. Its totient is φ = 44299592064.

The previous prime is 48316921379. The next prime is 48316921421. The reversal of 48316921393 is 39312961384.

It is not a de Polignac number, because 48316921393 - 25 = 48316921361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48316921193) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1130548 + ... + 1172506.

It is an arithmetic number, because the mean of its divisors is an integer number (3274096840).

Almost surely, 248316921393 is an apocalyptic number.

It is an amenable number.

48316921393 is a deficient number, since it is larger than the sum of its proper divisors (4068628047).

48316921393 is a wasteful number, since it uses less digits than its factorization.

48316921393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42568.

The product of its digits is 839808, while the sum is 49.

The spelling of 48316921393 in words is "forty-eight billion, three hundred sixteen million, nine hundred twenty-one thousand, three hundred ninety-three".

Divisors: 1 13 283 313 3679 4069 41959 88579 545467 1151527 11874397 13133167 154367161 170731171 3716686261 48316921393