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100054768394 = 27311272297927
BaseRepresentation
bin101110100101110111…
…0101001101100001010
3100120020222200212100202
41131023232221230022
53114403010042034
6113544200532202
710141310333060
oct1351356515412
9316228625322
10100054768394
1139484343439
1217484181062
139586c77389
144bb243a030
152908e5747e
hex174bba9b0a

100054768394 has 64 divisors (see below), whose sum is σ = 179251445760. Its totient is φ = 40985663040.

The previous prime is 100054768393. The next prime is 100054768453. The reversal of 100054768394 is 493867450001.

It is not an unprimeable number, because it can be changed into a prime (100054768393) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12618059 + ... + 12625985.

It is an arithmetic number, because the mean of its divisors is an integer number (2800803840).

Almost surely, 2100054768394 is an apocalyptic number.

100054768394 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

100054768394 is a deficient number, since it is larger than the sum of its proper divisors (79196677366).

100054768394 is a wasteful number, since it uses less digits than its factorization.

100054768394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8323.

The product of its (nonzero) digits is 725760, while the sum is 47.

The spelling of 100054768394 in words is "one hundred billion, fifty-four million, seven hundred sixty-eight thousand, three hundred ninety-four".

Divisors: 1 2 7 14 31 62 127 217 229 254 434 458 889 1603 1778 3206 3937 7099 7874 7927 14198 15854 27559 29083 49693 55118 55489 58166 99386 110978 203581 245737 407162 491474 901573 1006729 1720159 1803146 1815283 2013458 3440318 3630566 6311011 7047103 12622022 12706981 14094206 25413962 31208599 56273773 62417198 112547546 218460193 230540941 393916411 436920386 461081882 787832822 1613786587 3227573174 7146769171 14293538342 50027384197 100054768394