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80826060 = 22357533631
BaseRepresentation
bin1001101000101…
…00111011001100
312122002101111210
410310110323030
5131142413220
612004214420
72001003330
oct464247314
9178071453
1080826060
11416958a7
122309a410
131398c393
14aa3d7c0
1571686e0
hex4d14ecc

80826060 has 96 divisors (see below), whose sum is σ = 263596032. Its totient is φ = 18120960.

The previous prime is 80826023. The next prime is 80826073. The reversal of 80826060 is 6062808.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20445 + ... + 24075.

It is an arithmetic number, because the mean of its divisors is an integer number (2745792).

Almost surely, 280826060 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80826060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131798016).

80826060 is an abundant number, since it is smaller than the sum of its proper divisors (182769972).

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

80826060 is a wasteful number, since it uses less digits than its factorization.

80826060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3703 (or 3701 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 80826060 is about 8990.3314733106. The cubic root of 80826060 is about 432.3649393953.

Adding to 80826060 its reverse (6062808), we get a palindrome (86888868).

The spelling of 80826060 in words is "eighty million, eight hundred twenty-six thousand, sixty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 53 60 70 84 105 106 140 159 210 212 265 318 371 420 530 636 742 795 1060 1113 1484 1590 1855 2226 3180 3631 3710 4452 5565 7262 7420 10893 11130 14524 18155 21786 22260 25417 36310 43572 50834 54465 72620 76251 101668 108930 127085 152502 192443 217860 254170 305004 381255 384886 508340 577329 762510 769772 962215 1154658 1347101 1525020 1924430 2309316 2694202 2886645 3848860 4041303 5388404 5773290 6735505 8082606 11546580 13471010 16165212 20206515 26942020 40413030 80826060