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541038440 = 23513525961
BaseRepresentation
bin100000001111111…
…001011101101000
31101201001121012202
4200033321131220
52102001212230
6125404155332
716256515355
oct4017713550
91351047182
10541038440
11258447208
12131238b48
13881234b7
1451bd962c
1532772a45
hex203f9768

541038440 has 16 divisors (see below), whose sum is σ = 1217336580. Its totient is φ = 216415360.

The previous prime is 541038431. The next prime is 541038461. The reversal of 541038440 is 44830145.

541038440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 436057924 + 104980516 = 20882^2 + 10246^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6762941 + ... + 6763020.

Almost surely, 2541038440 is an apocalyptic number.

It is an amenable number.

541038440 is an abundant number, since it is smaller than the sum of its proper divisors (676298140).

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

541038440 is a wasteful number, since it uses less digits than its factorization.

541038440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13525972 (or 13525968 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 541038440 is about 23260.2330168896. The cubic root of 541038440 is about 814.8469432929.

Adding to 541038440 its reverse (44830145), we get a palindrome (585868585).

The spelling of 541038440 in words is "five hundred forty-one million, thirty-eight thousand, four hundred forty".

Divisors: 1 2 4 5 8 10 20 40 13525961 27051922 54103844 67629805 108207688 135259610 270519220 541038440