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80235876 = 223779107113
BaseRepresentation
bin1001100100001…
…00110101100100
312120222101221010
410302010311210
5131020022001
611543422220
71662664560
oct462046544
9176871833
1080235876
1141322446
1222a54970
1313813866
14a9286a0
15709d8d6
hex4c84d64

80235876 has 96 divisors (see below), whose sum is σ = 220631040. Its totient is φ = 22224384.

The previous prime is 80235871. The next prime is 80235887. The reversal of 80235876 is 67853208.

It is not an unprimeable number, because it can be changed into a prime (80235871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 709996 + ... + 710108.

It is an arithmetic number, because the mean of its divisors is an integer number (2298240).

Almost surely, 280235876 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 80235876, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110315520).

80235876 is an abundant number, since it is smaller than the sum of its proper divisors (140395164).

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

80235876 is a wasteful number, since it uses less digits than its factorization.

80235876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313 (or 311 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 80235876 is about 8957.4480740890. The cubic root of 80235876 is about 431.3100053449.

The spelling of 80235876 in words is "eighty million, two hundred thirty-five thousand, eight hundred seventy-six".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 79 84 107 113 158 214 226 237 316 321 339 428 452 474 553 642 678 749 791 948 1106 1284 1356 1498 1582 1659 2212 2247 2373 2996 3164 3318 4494 4746 6636 8453 8927 8988 9492 12091 16906 17854 24182 25359 26781 33812 35708 36273 48364 50718 53562 59171 62489 72546 84637 101436 107124 118342 124978 145092 169274 177513 187467 236684 249956 253911 338548 355026 374934 507822 710052 749868 955189 1015644 1910378 2865567 3820756 5731134 6686323 11462268 13372646 20058969 26745292 40117938 80235876