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11812145556325 = 521390333984451
BaseRepresentation
bin1010101111100011101010…
…1111010110101101100101
31112211020012201210121101111
42223320322233112231211
53022012233230300300
641042231425225021
72326253656413502
oct253707257265545
945736181717344
1011812145556325
113844559251964
1213a9333792171
13678b5a73963a
142cb9d49a84a9
151573dadbe9ba
hexabe3abd6b65

11812145556325 has 12 divisors (see below), whose sum is σ = 14648114438848. Its totient is φ = 9449036478000.

The previous prime is 11812145556293. The next prime is 11812145556331. The reversal of 11812145556325 is 52365554121811.

It is not a de Polignac number, because 11812145556325 - 25 = 11812145556293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16644651 + ... + 17339800.

Almost surely, 211812145556325 is an apocalyptic number.

It is an amenable number.

11812145556325 is a deficient number, since it is larger than the sum of its proper divisors (2835968882523).

11812145556325 is a wasteful number, since it uses less digits than its factorization.

11812145556325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33998364 (or 33998359 counting only the distinct ones).

The product of its digits is 1440000, while the sum is 49.

The spelling of 11812145556325 in words is "eleven trillion, eight hundred twelve billion, one hundred forty-five million, five hundred fifty-six thousand, three hundred twenty-five".

Divisors: 1 5 25 13903 69515 347575 33984451 169922255 849611275 472485822253 2362429111265 11812145556325