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540535145 = 5176359237
BaseRepresentation
bin100000001101111…
…110100101101001
31101200010000211012
4200031332211221
52101334111040
6125345313305
716252321133
oct4015764551
91350100735
10540535145
11258133067
12131035835
1387ca83a7
1451b08053
15326c3865
hex2037e969

540535145 has 8 divisors (see below), whose sum is σ = 686797704. Its totient is φ = 406991104.

The previous prime is 540535097. The next prime is 540535159. The reversal of 540535145 is 541535045.

540535145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 106729561 + 433805584 = 10331^2 + 20828^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 540535145 - 212 = 540531049 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3179534 + ... + 3179703.

It is an arithmetic number, because the mean of its divisors is an integer number (85849713).

Almost surely, 2540535145 is an apocalyptic number.

It is an amenable number.

540535145 is a deficient number, since it is larger than the sum of its proper divisors (146262559).

540535145 is a wasteful number, since it uses less digits than its factorization.

540535145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6359259.

The product of its (nonzero) digits is 30000, while the sum is 32.

The square root of 540535145 is about 23249.4117129875. The cubic root of 540535145 is about 814.5941974656.

The spelling of 540535145 in words is "five hundred forty million, five hundred thirty-five thousand, one hundred forty-five".

Divisors: 1 5 17 85 6359237 31796185 108107029 540535145