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1031258041 = 11198955441
BaseRepresentation
bin111101011101111…
…011111110111001
32122212111100002021
4331131323332321
54103000224131
6250155234441
734361356132
oct7535737671
92585440067
101031258041
1148a133480
12249448a21
13135862978
149ad66c89
1560807e11
hex3d77bfb9

1031258041 has 16 divisors (see below), whose sum is σ = 1197547200. Its totient is φ = 878169600.

The previous prime is 1031258027. The next prime is 1031258057. The reversal of 1031258041 is 1408521301.

It is not a de Polignac number, because 1031258041 - 29 = 1031257529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1031257997 and 1031258015.

It is not an unprimeable number, because it can be changed into a prime (1031258071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9120 + ... + 46321.

It is an arithmetic number, because the mean of its divisors is an integer number (74846700).

Almost surely, 21031258041 is an apocalyptic number.

1031258041 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1031258041 is a deficient number, since it is larger than the sum of its proper divisors (166289159).

1031258041 is a wasteful number, since it uses less digits than its factorization.

1031258041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55560.

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 1031258041 is about 32113.2066446190. The cubic root of 1031258041 is about 1010.3126310567.

Adding to 1031258041 its reverse (1408521301), we get a palindrome (2439779342).

The spelling of 1031258041 in words is "one billion, thirty-one million, two hundred fifty-eight thousand, forty-one".

Divisors: 1 11 19 89 209 979 1691 18601 55441 609851 1053379 4934249 11587169 54276739 93750731 1031258041