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54198144001 = 419129351179
BaseRepresentation
bin110010011110011101…
…100000110000000001
312011220011100222112201
4302132131200300001
51341444211102001
640522010153201
73626036423431
oct623635406001
9164804328481
1054198144001
1120a92491851
12a606a22801
1351597489c1
1428a21022c1
151623209501
hexc9e760c01

54198144001 has 4 divisors (see below), whose sum is σ = 54327495600. Its totient is φ = 54068792404.

The previous prime is 54198143983. The next prime is 54198144031. The reversal of 54198144001 is 10044189145.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 54198144001 - 235 = 19838405633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54198144031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64675171 + ... + 64676008.

It is an arithmetic number, because the mean of its divisors is an integer number (13581873900).

Almost surely, 254198144001 is an apocalyptic number.

It is an amenable number.

54198144001 is a deficient number, since it is larger than the sum of its proper divisors (129351599).

54198144001 is a wasteful number, since it uses less digits than its factorization.

54198144001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129351598.

The product of its (nonzero) digits is 23040, while the sum is 37.

The spelling of 54198144001 in words is "fifty-four billion, one hundred ninety-eight million, one hundred forty-four thousand, one".

Divisors: 1 419 129351179 54198144001