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8480377 = 10697933
BaseRepresentation
bin100000010110…
…011001111001
3120221211220001
4200112121321
54132333002
6501433001
7132040063
oct40263171
916854801
108480377
114872484
122a0b761
1319abc99
1411aa733
15b27a87
hex816679

8480377 has 4 divisors (see below), whose sum is σ = 8489380. Its totient is φ = 8471376.

The previous prime is 8480369. The next prime is 8480431. The reversal of 8480377 is 7730848.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 3171961 + 5308416 = 1781^2 + 2304^2 .

It is a cyclic number.

It is not a de Polignac number, because 8480377 - 23 = 8480369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8480347) 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 3 ways as a sum of consecutive naturals, for example, 2898 + ... + 5035.

It is an arithmetic number, because the mean of its divisors is an integer number (2122345).

Almost surely, 28480377 is an apocalyptic number.

It is an amenable number.

8480377 is a deficient number, since it is larger than the sum of its proper divisors (9003).

8480377 is a wasteful number, since it uses less digits than its factorization.

8480377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9002.

The product of its (nonzero) digits is 37632, while the sum is 37.

The square root of 8480377 is about 2912.1086861585. The cubic root of 8480377 is about 203.9255864053.

The spelling of 8480377 in words is "eight million, four hundred eighty thousand, three hundred seventy-seven".

Divisors: 1 1069 7933 8480377