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54143501341 = 531021575497
BaseRepresentation
bin110010011011001101…
…000100010000011101
312011202100112211220111
4302123031010100131
51341341214020331
640512335050021
73624504111406
oct623315042035
9164670484814
1054143501341
1120a6465aa26
12a5b0670911
13514b326377
142898b5a9ad
15161d513db1
hexc9b34441d

54143501341 has 4 divisors (see below), whose sum is σ = 55165076892. Its totient is φ = 53121925792.

The previous prime is 54143501333. The next prime is 54143501353. The reversal of 54143501341 is 14310534145.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14310534145 = 52862106829.

It can be written as a sum of positive squares in 2 ways, for example, as 25545309241 + 28598192100 = 159829^2 + 169110^2 .

It is a cyclic number.

It is not a de Polignac number, because 54143501341 - 23 = 54143501333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54143501311) 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, 510787696 + ... + 510787801.

It is an arithmetic number, because the mean of its divisors is an integer number (13791269223).

Almost surely, 254143501341 is an apocalyptic number.

It is an amenable number.

54143501341 is a deficient number, since it is larger than the sum of its proper divisors (1021575551).

54143501341 is a wasteful number, since it uses less digits than its factorization.

54143501341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1021575550.

The product of its (nonzero) digits is 14400, while the sum is 31.

The spelling of 54143501341 in words is "fifty-four billion, one hundred forty-three million, five hundred one thousand, three hundred forty-one".

Divisors: 1 53 1021575497 54143501341