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99287550373 = 11313158318217
BaseRepresentation
bin101110001110111111…
…1111100100110100101
3100111021112001011002111
41130131333330212211
53111320103102443
6113340112441021
710113303152614
oct1343577744645
9314245034074
1099287550373
1139120263160
12172ab249171
13949403180b
144b3c5a587b
1528b190869d
hex171dffc9a5

99287550373 has 16 divisors (see below), whose sum is σ = 108734351616. Its totient is φ = 89911261440.

The previous prime is 99287550367. The next prime is 99287550377. The reversal of 99287550373 is 37305578299.

It is not a de Polignac number, because 99287550373 - 221 = 99285453221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99287550377) 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, 5441161 + ... + 5459377.

It is an arithmetic number, because the mean of its divisors is an integer number (6795896976).

Almost surely, 299287550373 is an apocalyptic number.

It is an amenable number.

99287550373 is a deficient number, since it is larger than the sum of its proper divisors (9446801243).

99287550373 is a wasteful number, since it uses less digits than its factorization.

99287550373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20124.

The product of its (nonzero) digits is 14288400, while the sum is 58.

The spelling of 99287550373 in words is "ninety-nine billion, two hundred eighty-seven million, five hundred fifty thousand, three hundred seventy-three".

Divisors: 1 11 313 1583 3443 17413 18217 200387 495479 5450269 5701921 28837511 62721131 317212621 9026140943 99287550373