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13144504755057 = 3132274313444899
BaseRepresentation
bin1011111101000111000110…
…0010010110001101110001
31201112121021010200200020120
42333101301202112031301
53210324421204130212
643542300243000453
72524442036634354
oct277216142261561
951477233620216
1013144504755057
11420860a291aa5
1215835b0069129
137446a18ca340
143362a9a3a29b
1517bdbaad588c
hexbf471896371

13144504755057 has 32 divisors (see below), whose sum is σ = 19001296742400. Its totient is φ = 8034604503360.

The previous prime is 13144504755047. The next prime is 13144504755097. The reversal of 13144504755057 is 75055740544131.

It is not a de Polignac number, because 13144504755057 - 27 = 13144504754929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13144504755047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2093194 + ... + 5538092.

It is an arithmetic number, because the mean of its divisors is an integer number (593790523200).

Almost surely, 213144504755057 is an apocalyptic number.

It is an amenable number.

13144504755057 is a deficient number, since it is larger than the sum of its proper divisors (5856791987343).

13144504755057 is a wasteful number, since it uses less digits than its factorization.

13144504755057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3445573.

The product of its (nonzero) digits is 5880000, while the sum is 51.

The spelling of 13144504755057 in words is "thirteen trillion, one hundred forty-four billion, five hundred four million, seven hundred fifty-five thousand, fifty-seven".

Divisors: 1 3 13 39 227 431 681 1293 2951 5603 8853 16809 97837 293511 1271881 3444899 3815643 10334697 44783687 134351061 781992073 1484751469 2345976219 4454254407 10165896949 19301769097 30497690847 57905307291 337038583463 1011115750389 4381501585019 13144504755057