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80407230 = 2352680241
BaseRepresentation
bin1001100101011…
…10101010111110
312121022002222120
410302232222332
5131041012410
611551223410
71664310261
oct462565276
9177262876
1080407230
114142a162
1222b17b66
1313873857
14a970cd8
1570d4570
hex4caeabe

80407230 has 16 divisors (see below), whose sum is σ = 192977424. Its totient is φ = 21441920.

The previous prime is 80407213. The next prime is 80407231. The reversal of 80407230 is 3270408.

It is a self number, because there is not a number n which added to its sum of digits gives 80407230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80407231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1340091 + ... + 1340150.

It is an arithmetic number, because the mean of its divisors is an integer number (12061089).

Almost surely, 280407230 is an apocalyptic number.

80407230 is an abundant number, since it is smaller than the sum of its proper divisors (112570194).

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

80407230 is a wasteful number, since it uses less digits than its factorization.

80407230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2680251.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 80407230 is about 8967.0078621578. The cubic root of 80407230 is about 431.6168263011.

Adding to 80407230 its reverse (3270408), we get a palindrome (83677638).

The spelling of 80407230 in words is "eighty million, four hundred seven thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 2680241 5360482 8040723 13401205 16081446 26802410 40203615 80407230