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542071767 = 3199510031
BaseRepresentation
bin100000010011110…
…101101111010111
31101210000002200010
4200103311233113
52102232244032
6125442251303
716301351106
oct4023655727
91353002603
10542071767
11258a925a6
12131656b33
13883c5933
1451dc803d
15328c8ccc
hex204f5bd7

542071767 has 8 divisors (see below), whose sum is σ = 760802560. Its totient is φ = 342361080.

The previous prime is 542071759. The next prime is 542071769. The reversal of 542071767 is 767170245.

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

It is not a de Polignac number, because 542071767 - 23 = 542071759 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542071769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4754959 + ... + 4755072.

It is an arithmetic number, because the mean of its divisors is an integer number (95100320).

Almost surely, 2542071767 is an apocalyptic number.

542071767 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

542071767 is a deficient number, since it is larger than the sum of its proper divisors (218730793).

542071767 is a wasteful number, since it uses less digits than its factorization.

542071767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9510053.

The product of its (nonzero) digits is 82320, while the sum is 39.

The square root of 542071767 is about 23282.4347309297. The cubic root of 542071767 is about 815.3653709479.

The spelling of 542071767 in words is "five hundred forty-two million, seventy-one thousand, seven hundred sixty-seven".

Divisors: 1 3 19 57 9510031 28530093 180690589 542071767