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80230242 = 23171495279
BaseRepresentation
bin1001100100000…
…11011101100010
312120222010012110
410302003131202
5131014331432
611543340150
71662642261
oct462033542
9176863173
1080230242
1141319194
1222a51656
1313811121
14a9265d8
15709bdcc
hex4c83762

80230242 has 32 divisors (see below), whose sum is σ = 171072000. Its totient is φ = 24996608.

The previous prime is 80230231. The next prime is 80230243. The reversal of 80230242 is 24203208.

It is not an unprimeable number, because it can be changed into a prime (80230243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12559 + ... + 17837.

It is an arithmetic number, because the mean of its divisors is an integer number (5346000).

Almost surely, 280230242 is an apocalyptic number.

80230242 is an abundant number, since it is smaller than the sum of its proper divisors (90841758).

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

80230242 is a wasteful number, since it uses less digits than its factorization.

80230242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5450.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 80230242 is about 8957.1335816767. The cubic root of 80230242 is about 431.2999098715.

The spelling of 80230242 in words is "eighty million, two hundred thirty thousand, two hundred forty-two".

Divisors: 1 2 3 6 17 34 51 102 149 298 447 894 2533 5066 5279 7599 10558 15198 15837 31674 89743 179486 269229 538458 786571 1573142 2359713 4719426 13371707 26743414 40115121 80230242