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1020968826 = 23668925439
BaseRepresentation
bin111100110110101…
…011111101111010
32122011010120221020
4330312223331322
54042332000301
6245150523310
734205043333
oct7466537572
92564116836
101020968826
11484345a99
12245b06536
1313369c587
149984928a
155e974436
hex3cdabf7a

1020968826 has 16 divisors (see below), whose sum is σ = 2042323200. Its totient is φ = 340258688.

The previous prime is 1020968803. The next prime is 1020968843. The reversal of 1020968826 is 6288690201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27415 + ... + 52853.

It is an arithmetic number, because the mean of its divisors is an integer number (127645200).

Almost surely, 21020968826 is an apocalyptic number.

1020968826 is an abundant number, since it is smaller than the sum of its proper divisors (1021354374).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1020968826 is a wasteful number, since it uses less digits than its factorization.

1020968826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32133.

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 1020968826 is about 31952.6028047795. The cubic root of 1020968826 is about 1006.9413153264.

The spelling of 1020968826 in words is "one billion, twenty million, nine hundred sixty-eight thousand, eight hundred twenty-six".

Divisors: 1 2 3 6 6689 13378 20067 25439 40134 50878 76317 152634 170161471 340322942 510484413 1020968826