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102403321404 = 223191229195103
BaseRepresentation
bin101111101011110110…
…1101010111000111100
3100210022122220201102120
41133113231222320330
53134210222241104
6115013214322540
710253435604306
oct1372755527074
9323278821376
10102403321404
113a47a00703a
1217a1a7b9450
13986c6bc107
144d56306976
1529e5219cd9
hex17d7b6ae3c

102403321404 has 48 divisors (see below), whose sum is σ = 241242193920. Its totient is φ = 33807274560.

The previous prime is 102403321403. The next prime is 102403321441. The reversal of 102403321404 is 404123304201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102403321403) 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, 427317 + ... + 622419.

It is an arithmetic number, because the mean of its divisors is an integer number (5025879040).

Almost surely, 2102403321404 is an apocalyptic number.

It is an amenable number.

102403321404 is an abundant number, since it is smaller than the sum of its proper divisors (138838872516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102403321404 is a wasteful number, since it uses less digits than its factorization.

102403321404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195530 (or 195528 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 102403321404 its reverse (404123304201), we get a palindrome (506526625605).

The spelling of 102403321404 in words is "one hundred two billion, four hundred three million, three hundred twenty-one thousand, four hundred four".

Divisors: 1 2 3 4 6 12 191 229 382 458 573 687 764 916 1146 1374 2292 2748 43739 87478 131217 174956 195103 262434 390206 524868 585309 780412 1170618 2341236 37264673 44678587 74529346 89357174 111794019 134035761 149058692 178714348 223588038 268071522 447176076 536143044 8533610117 17067220234 25600830351 34134440468 51201660702 102403321404