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99310017994 = 21130231493249
BaseRepresentation
bin101110001111101010…
…1101001110111001010
3100111100002022121212121
41130133111221313022
53111341331033434
6113342234201454
710113665140105
oct1343725516712
9314302277777
1099310017994
1139131a09440
12172b688328a
13949889a175
144b4157373c
1528b38957b4
hex171f569dca

99310017994 has 16 divisors (see below), whose sum is σ = 162561168000. Its totient is φ = 45125954560.

The previous prime is 99310017913. The next prime is 99310017997. The reversal of 99310017994 is 49971001399.

It is not an unprimeable number, because it can be changed into a prime (99310017997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 680119 + ... + 813130.

It is an arithmetic number, because the mean of its divisors is an integer number (10160073000).

Almost surely, 299310017994 is an apocalyptic number.

99310017994 is a deficient number, since it is larger than the sum of its proper divisors (63251150006).

99310017994 is a wasteful number, since it uses less digits than its factorization.

99310017994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1496285.

The product of its (nonzero) digits is 551124, while the sum is 52.

The spelling of 99310017994 in words is "ninety-nine billion, three hundred ten million, seventeen thousand, nine hundred ninety-four".

Divisors: 1 2 11 22 3023 6046 33253 66506 1493249 2986498 16425739 32851478 4514091727 9028183454 49655008997 99310017994