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1044131007 = 31767730241
BaseRepresentation
bin111110001111000…
…010110010111111
32200202201100110210
4332033002302333
54114244143012
6251335203503
734605652503
oct7617026277
92622640423
101044131007
11496426097
12251816593
1313841c0ca
149c958303
15619ec23c
hex3e3c2cbf

1044131007 has 16 divisors (see below), whose sum is σ = 1476293472. Its totient is φ = 654151680.

The previous prime is 1044130999. The next prime is 1044131027. The reversal of 1044131007 is 7001314401.

It is not a de Polignac number, because 1044131007 - 23 = 1044130999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1044131027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19407 + ... + 49647.

It is an arithmetic number, because the mean of its divisors is an integer number (92268342).

Almost surely, 21044131007 is an apocalyptic number.

1044131007 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1044131007 is a deficient number, since it is larger than the sum of its proper divisors (432162465).

1044131007 is a wasteful number, since it uses less digits than its factorization.

1044131007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30938.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 1044131007 is about 32313.0160616430. The cubic root of 1044131007 is about 1014.4990958674.

Adding to 1044131007 its reverse (7001314401), we get a palindrome (8045445408).

The spelling of 1044131007 in words is "one billion, forty-four million, one hundred thirty-one thousand, seven".

Divisors: 1 3 17 51 677 2031 11509 30241 34527 90723 514097 1542291 20473157 61419471 348043669 1044131007