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80115106 = 243931571
BaseRepresentation
bin1001100011001…
…11010110100010
312120202021021011
410301213112202
5131002140411
611541051134
71661652511
oct461472642
9176667234
1080115106
114124a735
12229b6aaa
13137a08b6
14a8d6678
157077c21
hex4c675a2

80115106 has 8 divisors (see below), whose sum is σ = 122967504. Its totient is φ = 39125940.

The previous prime is 80115083. The next prime is 80115137. The reversal of 80115106 is 60151108.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 465700 + ... + 465871.

It is an arithmetic number, because the mean of its divisors is an integer number (15370938).

Almost surely, 280115106 is an apocalyptic number.

80115106 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

80115106 is a deficient number, since it is larger than the sum of its proper divisors (42852398).

80115106 is a wasteful number, since it uses less digits than its factorization.

80115106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 931616.

The product of its (nonzero) digits is 240, while the sum is 22.

The square root of 80115106 is about 8950.7042181049. The cubic root of 80115106 is about 431.0934959373.

The spelling of 80115106 in words is "eighty million, one hundred fifteen thousand, one hundred six".

Divisors: 1 2 43 86 931571 1863142 40057553 80115106