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80341080 = 23352772417
BaseRepresentation
bin1001100100111…
…10100001011000
312121011202020120
410302132201120
5131031403310
611545553240
71663613361
oct462364130
9177152216
1080341080
1141394496
1222aa5820
131384c701
14a954b68
1570beb70
hex4c9e858

80341080 has 64 divisors (see below), whose sum is σ = 241993440. Its totient is φ = 21338112.

The previous prime is 80341073. The next prime is 80341081. The reversal of 80341080 is 8014308.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 80341080.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80341081) 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, 32032 + ... + 34448.

Almost surely, 280341080 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 80341080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120996720).

80341080 is an abundant number, since it is smaller than the sum of its proper divisors (161652360).

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

80341080 is a wasteful number, since it uses less digits than its factorization.

80341080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2708 (or 2704 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 80341080 is about 8963.3185818646. The cubic root of 80341080 is about 431.4984319466.

Adding to 80341080 its reverse (8014308), we get a palindrome (88355388).

The spelling of 80341080 in words is "eighty million, three hundred forty-one thousand, eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 277 554 831 1108 1385 1662 2216 2417 2770 3324 4155 4834 5540 6648 7251 8310 9668 11080 12085 14502 16620 19336 24170 29004 33240 36255 48340 58008 72510 96680 145020 290040 669509 1339018 2008527 2678036 3347545 4017054 5356072 6695090 8034108 10042635 13390180 16068216 20085270 26780360 40170540 80341080