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540601863 = 31378811493
BaseRepresentation
bin100000001110001…
…110111000000111
31101200020102100020
4200032032320013
52101343224423
6125350550223
716253016504
oct4016167007
91350212306
10540601863
112581791aa
12131068373
1387ccc879
1451b244ab
15326d84e3
hex2038ee07

540601863 has 16 divisors (see below), whose sum is σ = 727374816. Its totient is φ = 357125120.

The previous prime is 540601843. The next prime is 540601877. The reversal of 540601863 is 368106045.

It is a cyclic number.

It is not a de Polignac number, because 540601863 - 29 = 540601351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540601823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 361345 + ... + 362837.

It is an arithmetic number, because the mean of its divisors is an integer number (45460926).

Almost surely, 2540601863 is an apocalyptic number.

540601863 is a deficient number, since it is larger than the sum of its proper divisors (186772953).

540601863 is a wasteful number, since it uses less digits than its factorization.

540601863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2514.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 540601863 is about 23250.8465007191. The cubic root of 540601863 is about 814.6277110803.

The spelling of 540601863 in words is "five hundred forty million, six hundred one thousand, eight hundred sixty-three".

Divisors: 1 3 137 411 881 1493 2643 4479 120697 204541 362091 613623 1315333 3945999 180200621 540601863