Search a number
-
+
1040124031 = 12735323201
BaseRepresentation
bin111101111111110…
…000100001111111
32200111011202221021
4331333300201333
54112232432111
6251113245011
734526623402
oct7577604177
92614152837
101040124031
11494139641
12250403767
1313764830b
149c1d3d39
15614a9d71
hex3dff087f

1040124031 has 8 divisors (see below), whose sum is σ = 1051329024. Its totient is φ = 1028966400.

The previous prime is 1040123969. The next prime is 1040124037. The reversal of 1040124031 is 1304210401.

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 1040124031 - 211 = 1040121983 is a prime.

It is a super-2 number, since 2×10401240312 = 2163715999727377922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1040123996 and 1040124014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040124037) 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, 33231 + ... + 56431.

It is an arithmetic number, because the mean of its divisors is an integer number (131416128).

Almost surely, 21040124031 is an apocalyptic number.

1040124031 is a deficient number, since it is larger than the sum of its proper divisors (11204993).

1040124031 is a wasteful number, since it uses less digits than its factorization.

1040124031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23681.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1040124031 is about 32250.9539548833. The cubic root of 1040124031 is about 1013.1996788775.

Adding to 1040124031 its reverse (1304210401), we get a palindrome (2344334432).

The spelling of 1040124031 in words is "one billion, forty million, one hundred twenty-four thousand, thirty-one".

Divisors: 1 127 353 23201 44831 2946527 8189953 1040124031