Search a number
-
+
42054653 = 1272691231
BaseRepresentation
bin1010000001101…
…1001111111101
32221010121010202
42200123033331
541231222103
64101213245
71020313214
oct240331775
987117122
1042054653
1121814313
1212101225
138935b14
14582a07b
153a5a988
hex281b3fd

42054653 has 8 divisors (see below), whose sum is σ = 42577920. Its totient is φ = 41534640.

The previous prime is 42054647. The next prime is 42054659. The reversal of 42054653 is 35645024.

It is an interprime number because it is at equal distance from previous prime (42054647) and next prime (42054659).

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 42054653 - 210 = 42053629 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42054659) 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, 33548 + ... + 34778.

It is an arithmetic number, because the mean of its divisors is an integer number (5322240).

Almost surely, 242054653 is an apocalyptic number.

It is an amenable number.

42054653 is a deficient number, since it is larger than the sum of its proper divisors (523267).

42054653 is a wasteful number, since it uses less digits than its factorization.

42054653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1627.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 42054653 is about 6484.9558980767. The cubic root of 42054653 is about 347.7533731721.

Adding to 42054653 its reverse (35645024), we get a palindrome (77699677).

The spelling of 42054653 in words is "forty-two million, fifty-four thousand, six hundred fifty-three".

Divisors: 1 127 269 1231 34163 156337 331139 42054653