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1040022105 = 3569334807
BaseRepresentation
bin111101111111010…
…111101001011001
32200110222121010020
4331333113221121
54112221201410
6251111141053
734526020263
oct7577275131
92613877106
101040022105
1149407a001
12250374789
13137610ac5
149c1a8b33
1561489a70
hex3dfd7a59

1040022105 has 8 divisors (see below), whose sum is σ = 1664035392. Its totient is φ = 554678448.

The previous prime is 1040022101. The next prime is 1040022143. The reversal of 1040022105 is 5012200401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1040022105 - 22 = 1040022101 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15), and also a Moran number because the ratio is a prime number: 69334807 = 1040022105 / (1 + 0 + 4 + 0 + 0 + 2 + 2 + 1 + 0 + 5).

It is not an unprimeable number, because it can be changed into a prime (1040022101) 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, 34667389 + ... + 34667418.

It is an arithmetic number, because the mean of its divisors is an integer number (208004424).

Almost surely, 21040022105 is an apocalyptic number.

1040022105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1040022105 is a deficient number, since it is larger than the sum of its proper divisors (624013287).

1040022105 is an equidigital number, since it uses as much as digits as its factorization.

1040022105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69334815.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 1040022105 is about 32249.3737148491. The cubic root of 1040022105 is about 1013.1665819388.

Adding to 1040022105 its reverse (5012200401), we get a palindrome (6052222506).

The spelling of 1040022105 in words is "one billion, forty million, twenty-two thousand, one hundred five".

Divisors: 1 3 5 15 69334807 208004421 346674035 1040022105