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80835130 = 2572711119
BaseRepresentation
bin1001101000101…
…11001000111010
312122002211221201
410310113020322
5131143211010
612004324414
72001041635
oct464271072
9178084851
1080835130
11416a16a2
12230a370a
131399354c
14aa42c1c
15716b23a
hex4d1723a

80835130 has 16 divisors (see below), whose sum is σ = 145716480. Its totient is φ = 32286672.

The previous prime is 80835127. The next prime is 80835137. The reversal of 80835130 is 3153808.

It is not an unprimeable number, because it can be changed into a prime (80835137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1711 + ... + 12829.

It is an arithmetic number, because the mean of its divisors is an integer number (9107280).

Almost surely, 280835130 is an apocalyptic number.

80835130 is a deficient number, since it is larger than the sum of its proper divisors (64881350).

80835130 is a wasteful number, since it uses less digits than its factorization.

80835130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11853.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 80835130 is about 8990.8358899493. The cubic root of 80835130 is about 432.3811115858.

Adding to 80835130 its reverse (3153808), we get a palindrome (83988938).

The spelling of 80835130 in words is "eighty million, eight hundred thirty-five thousand, one hundred thirty".

Divisors: 1 2 5 10 727 1454 3635 7270 11119 22238 55595 111190 8083513 16167026 40417565 80835130