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80350441 = 128362627
BaseRepresentation
bin1001100101000…
…00110011101001
312121012020002021
410302200303221
5131032203231
611550104441
71663652563
oct462406351
9177166067
1080350441
11413a0526
1222aab121
1313853a52
14a958333
1570c2811
hex4ca0ce9

80350441 has 4 divisors (see below), whose sum is σ = 80414352. Its totient is φ = 80286532.

The previous prime is 80350379. The next prime is 80350451. The reversal of 80350441 is 14405308.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-80350441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80350451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30031 + ... + 32596.

It is an arithmetic number, because the mean of its divisors is an integer number (20103588).

Almost surely, 280350441 is an apocalyptic number.

It is an amenable number.

80350441 is a deficient number, since it is larger than the sum of its proper divisors (63911).

80350441 is a wasteful number, since it uses less digits than its factorization.

80350441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63910.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 80350441 is about 8963.8407504819. The cubic root of 80350441 is about 431.5151900814.

Adding to 80350441 its reverse (14405308), we get a palindrome (94755749).

The spelling of 80350441 in words is "eighty million, three hundred fifty thousand, four hundred forty-one".

Divisors: 1 1283 62627 80350441