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80266230 = 23251181077
BaseRepresentation
bin1001100100011…
…00001111110110
312121000221120100
410302030033312
5131022004410
611544214530
71663152222
oct462141766
9177027510
1080266230
1141343230
1222a6a446
1313824615
14a935782
1570a78c0
hex4c8c3f6

80266230 has 48 divisors (see below), whose sum is σ = 227667024. Its totient is φ = 19458240.

The previous prime is 80266213. The next prime is 80266237. The reversal of 80266230 is 3266208.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 80266194 and 80266203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80266237) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39549 + ... + 41528.

It is an arithmetic number, because the mean of its divisors is an integer number (4743063).

Almost surely, 280266230 is an apocalyptic number.

80266230 is an abundant number, since it is smaller than the sum of its proper divisors (147400794).

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

80266230 is a wasteful number, since it uses less digits than its factorization.

80266230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81101 (or 81098 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 80266230 is about 8959.1422580513. The cubic root of 80266230 is about 431.3643880556.

The spelling of 80266230 in words is "eighty million, two hundred sixty-six thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 11 15 18 22 30 33 45 55 66 90 99 110 165 198 330 495 990 81077 162154 243231 405385 486462 729693 810770 891847 1216155 1459386 1783694 2432310 2675541 3648465 4459235 5351082 7296930 8026623 8918470 13377705 16053246 26755410 40133115 80266230