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542300141 = 2323578267
BaseRepresentation
bin100000010100101…
…101011111101101
31101210102200221102
4200110231133231
52102312101031
6125451212445
716303321655
oct4024553755
91353380842
10542300141
11259129139
12131747125
1388475876
1452047365
15329217cb
hex2052d7ed

542300141 has 4 divisors (see below), whose sum is σ = 565878432. Its totient is φ = 518721852.

The previous prime is 542300117. The next prime is 542300177. The reversal of 542300141 is 141003245.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 141003245 = 528200649.

It is not a de Polignac number, because 542300141 - 210 = 542299117 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 (542300191) 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, 11789111 + ... + 11789156.

It is an arithmetic number, because the mean of its divisors is an integer number (141469608).

Almost surely, 2542300141 is an apocalyptic number.

It is an amenable number.

542300141 is a deficient number, since it is larger than the sum of its proper divisors (23578291).

542300141 is a wasteful number, since it uses less digits than its factorization.

542300141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23578290.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 542300141 is about 23287.3386414163. The cubic root of 542300141 is about 815.4798589296.

Adding to 542300141 its reverse (141003245), we get a palindrome (683303386).

The spelling of 542300141 in words is "five hundred forty-two million, three hundred thousand, one hundred forty-one".

Divisors: 1 23 23578267 542300141