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8480091 = 310925933
BaseRepresentation
bin100000010110…
…010101011011
3120221211111110
4200112111123
54132330331
6501431403
7132036204
oct40262533
916854443
108480091
114872244
122a0b563
1319abb09
1411aa5ab
15b27946
hex81655b

8480091 has 8 divisors (see below), whose sum is σ = 11410960. Its totient is φ = 5601312.

The previous prime is 8480089. The next prime is 8480107. The reversal of 8480091 is 1900848.

It is a happy number.

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

It is not a de Polignac number, because 8480091 - 21 = 8480089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8480051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12640 + ... + 13293.

It is an arithmetic number, because the mean of its divisors is an integer number (1426370).

Almost surely, 28480091 is an apocalyptic number.

8480091 is a deficient number, since it is larger than the sum of its proper divisors (2930869).

8480091 is a wasteful number, since it uses less digits than its factorization.

8480091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26045.

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 8480091 is about 2912.0595804344. The cubic root of 8480091 is about 203.9232939218.

The spelling of 8480091 in words is "eight million, four hundred eighty thousand, ninety-one".

Divisors: 1 3 109 327 25933 77799 2826697 8480091