Search a number
-
+
1541454042 = 23256909007
BaseRepresentation
bin101101111100000…
…1011100011011010
310222102111222102110
41123320023203122
511124103012132
6412542413150
753125100052
oct13370134332
93872458373
101541454042
11721124267
123702911b6
131b74778ab
14108a14562
15904d71cc
hex5be0b8da

1541454042 has 8 divisors (see below), whose sum is σ = 3082908096. Its totient is φ = 513818012.

The previous prime is 1541454037. The next prime is 1541454049. The reversal of 1541454042 is 2404541451.

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

1541454042 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1541454049) 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 3 ways as a sum of consecutive naturals, for example, 128454498 + ... + 128454509.

It is an arithmetic number, because the mean of its divisors is an integer number (385363512).

Almost surely, 21541454042 is an apocalyptic number.

1541454042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1541454042 is a wasteful number, since it uses less digits than its factorization.

1541454042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256909012.

The product of its (nonzero) digits is 12800, while the sum is 30.

The square root of 1541454042 is about 39261.3555802649. The cubic root of 1541454042 is about 1155.1636836292.

Adding to 1541454042 its reverse (2404541451), we get a palindrome (3945995493).

The spelling of 1541454042 in words is "one billion, five hundred forty-one million, four hundred fifty-four thousand, forty-two".

Divisors: 1 2 3 6 256909007 513818014 770727021 1541454042