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1040211131 = 7114650861
BaseRepresentation
bin111110000000000…
…101110010111011
32200111100012102012
4332000011302323
54112243224011
6251115200135
734530435341
oct7600056273
92614305365
101040211131
11494199023
1225044604b
13137678b5b
149c217991
15614c5a8b
hex3e005cbb

1040211131 has 4 divisors (see below), whose sum is σ = 1054862064. Its totient is φ = 1025560200.

The previous prime is 1040211127. The next prime is 1040211149. The reversal of 1040211131 is 1311120401.

1040211131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1040211131 - 22 = 1040211127 is a prime.

It is a super-2 number, since 2×10402111312 = 2164078394112598322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040211331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7325360 + ... + 7325501.

It is an arithmetic number, because the mean of its divisors is an integer number (263715516).

Almost surely, 21040211131 is an apocalyptic number.

1040211131 is a deficient number, since it is larger than the sum of its proper divisors (14650933).

1040211131 is an equidigital number, since it uses as much as digits as its factorization.

1040211131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14650932.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1040211131 is about 32252.3042742685. The cubic root of 1040211131 is about 1013.2279598729.

Adding to 1040211131 its reverse (1311120401), we get a palindrome (2351331532).

The spelling of 1040211131 in words is "one billion, forty million, two hundred eleven thousand, one hundred thirty-one".

Divisors: 1 71 14650861 1040211131