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13402423340154 = 23237104991916731
BaseRepresentation
bin1100001100000111111010…
…1011101010110001111010
31202110020222221000100000100
43003001332223222301322
53224041130333341104
644300553245220230
72552202354506142
oct303017653526172
952406887010010
1013402423340154
1142a7a32636452
121605590561676
13762ac6394c34
14344975da1922
15183963bb7139
hexc307eaeac7a

13402423340154 has 48 divisors (see below), whose sum is σ = 29826266652000. Its totient is φ = 4346315612640.

The previous prime is 13402423340051. The next prime is 13402423340161. The reversal of 13402423340154 is 45104332420431.

13402423340154 is a `hidden beast` number, since 1 + 3 + 4 + 0 + 242 + 3 + 3 + 401 + 5 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6033969 + ... + 7950699.

It is an arithmetic number, because the mean of its divisors is an integer number (621380555250).

Almost surely, 213402423340154 is an apocalyptic number.

13402423340154 is an abundant number, since it is smaller than the sum of its proper divisors (16423843311846).

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

13402423340154 is a wasteful number, since it uses less digits than its factorization.

13402423340154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1927275 (or 1927272 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 13402423340154 its reverse (45104332420431), we get a palindrome (58506755760585).

The spelling of 13402423340154 in words is "thirteen trillion, four hundred two billion, four hundred twenty-three million, three hundred forty thousand, one hundred fifty-four".

Divisors: 1 2 3 6 9 18 37 74 111 222 333 666 10499 20998 31497 62994 94491 188982 388463 776926 1165389 1916731 2330778 3496167 3833462 5750193 6992334 11500386 17250579 34501158 70919047 141838094 212757141 425514282 638271423 1276542846 20123758769 40247517538 60371276307 120742552614 181113828921 362227657842 744579074453 1489158148906 2233737223359 4467474446718 6701211670077 13402423340154