Search a number
85080826 = 242540413
BaseRepresentation
bin1010001001000…
…11101011111010
312221002112221201
411010203223322
5133240041301
612235324414
72052114025
oct504435372
9187075851
1085080826
1144031536
12245b070a
131481bbac
14b42a1bc
157709201
hex5123afa

85080826 has 4 divisors (see below), whose sum is σ = 127621242. Its totient is φ = 42540412.

The previous prime is 85080811. The next prime is 85080829. The reversal of 85080826 is 62808058.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 61606801 + 23474025 = 7849^2 + 4845^2 .

It is not an unprimeable number, because it can be changed into a prime (85080829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21270205 + ... + 21270208.

Almost surely, 285080826 is an apocalyptic number.

85080826 is a deficient number, since it is larger than the sum of its proper divisors (42540416).

85080826 is a wasteful number, since it uses less digits than its factorization.

85080826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42540415.

The product of its (nonzero) digits is 30720, while the sum is 37.

The square root of 85080826 is about 9223.9268210454. The cubic root of 85080826 is about 439.8222870481.

The spelling of 85080826 in words is "eighty-five million, eighty thousand, eight hundred twenty-six".

Divisors: 1 2 42540413 85080826