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54132005213 = 11132239169069
BaseRepresentation
bin110010011010100001…
…001101100101011101
312011201112220210011222
4302122201031211131
51341330243131323
640511244423125
73624304311116
oct623241154535
9164645823158
1054132005213
1120a591187a0
12a5a8847aa5
135148b2c820
14289740720d
15161c4e29c8
hexc9a84d95d

54132005213 has 16 divisors (see below), whose sum is σ = 63624422400. Its totient is φ = 45404902080.

The previous prime is 54132005197. The next prime is 54132005243. The reversal of 54132005213 is 31250023145.

It is a happy number.

54132005213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 54132005213 - 24 = 54132005197 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54132005243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 235643 + ... + 404711.

It is an arithmetic number, because the mean of its divisors is an integer number (3976526400).

Almost surely, 254132005213 is an apocalyptic number.

It is an amenable number.

54132005213 is a deficient number, since it is larger than the sum of its proper divisors (9492417187).

54132005213 is a wasteful number, since it uses less digits than its factorization.

54132005213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171332.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 54132005213 its reverse (31250023145), we get a palindrome (85382028358).

The spelling of 54132005213 in words is "fifty-four billion, one hundred thirty-two million, five thousand, two hundred thirteen".

Divisors: 1 11 13 143 2239 24629 29107 169069 320177 1859759 2197897 24176867 378545491 4164000401 4921091383 54132005213