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1040683669 = 7944929339
BaseRepresentation
bin111110000001111…
…001001010010101
32200112020012121121
4332001321022111
54112403334134
6251133243541
734534444114
oct7601711225
92615205547
101040683669
11494491053
122506335b1
131377b2c6c
149c2dbc7b
156156aab4
hex3e079295

1040683669 has 8 divisors (see below), whose sum is σ = 1056240000. Its totient is φ = 1025187072.

The previous prime is 1040683667. The next prime is 1040683681. The reversal of 1040683669 is 9663860401.

1040683669 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1040683669 - 21 = 1040683667 is a prime.

It is a super-2 number, since 2×10406836692 = 2166044997846603122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040683663) 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, 20802 + ... + 50140.

It is an arithmetic number, because the mean of its divisors is an integer number (132030000).

Almost surely, 21040683669 is an apocalyptic number.

It is an amenable number.

1040683669 is a deficient number, since it is larger than the sum of its proper divisors (15556331).

1040683669 is an equidigital number, since it uses as much as digits as its factorization.

1040683669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29867.

The product of its (nonzero) digits is 186624, while the sum is 43.

The square root of 1040683669 is about 32259.6290896222. The cubic root of 1040683669 is about 1013.3813634201.

The spelling of 1040683669 in words is "one billion, forty million, six hundred eighty-three thousand, six hundred sixty-nine".

Divisors: 1 79 449 29339 35471 2317781 13173211 1040683669