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80701230 = 2352690041
BaseRepresentation
bin1001100111101…
…10011100101110
312121212001021110
410303312130232
5131124414410
612001412450
71666643361
oct463663456
9177761243
1080701230
1141610035
122303a126
131394760c
14aa0a0d8
157141720
hex4cf672e

80701230 has 16 divisors (see below), whose sum is σ = 193683024. Its totient is φ = 21520320.

The previous prime is 80701217. The next prime is 80701253. The reversal of 80701230 is 3210708.

It is a junction number, because it is equal to n+sod(n) for n = 80701197 and 80701206.

It is a congruent number.

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, 1344991 + ... + 1345050.

It is an arithmetic number, because the mean of its divisors is an integer number (12105189).

Almost surely, 280701230 is an apocalyptic number.

80701230 is an abundant number, since it is smaller than the sum of its proper divisors (112981794).

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

80701230 is a wasteful number, since it uses less digits than its factorization.

80701230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2690051.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 80701230 is about 8983.3863325586. The cubic root of 80701230 is about 432.1422392555.

Adding to 80701230 its reverse (3210708), we get a palindrome (83911938).

The spelling of 80701230 in words is "eighty million, seven hundred one thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 2690041 5380082 8070123 13450205 16140246 26900410 40350615 80701230