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42011133 = 323608857
BaseRepresentation
bin1010000001000…
…0100111111101
32221001101102220
42200100213331
541223324013
64100235553
71020042303
oct240204775
987041386
1042011133
112179464a
121209bbb9
13891c078
145818273
153a4cb23
hex28109fd

42011133 has 8 divisors (see below), whose sum is σ = 58450368. Its totient is φ = 26789664.

The previous prime is 42011119. The next prime is 42011153. The reversal of 42011133 is 33111024.

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

It is not a de Polignac number, because 42011133 - 28 = 42010877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42011153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304360 + ... + 304497.

It is an arithmetic number, because the mean of its divisors is an integer number (7306296).

Almost surely, 242011133 is an apocalyptic number.

It is an amenable number.

42011133 is a deficient number, since it is larger than the sum of its proper divisors (16439235).

42011133 is a wasteful number, since it uses less digits than its factorization.

42011133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608883.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 42011133 is about 6481.5995710935. The cubic root of 42011133 is about 347.6333749536.

Adding to 42011133 its reverse (33111024), we get a palindrome (75122157).

The spelling of 42011133 in words is "forty-two million, eleven thousand, one hundred thirty-three".

Divisors: 1 3 23 69 608857 1826571 14003711 42011133