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8034340 = 2251921143
BaseRepresentation
bin11110101001100000100100
3120010012001011
4132221200210
54024044330
6444112004
7125201506
oct36514044
916105034
108034340
114598356
122835604
131883c62
1410d1d76
15a8a82a
hex7a9824

8034340 has 24 divisors (see below), whose sum is σ = 17760960. Its totient is φ = 3044448.

The previous prime is 8034331. The next prime is 8034347. The reversal of 8034340 is 434308.

It is not an unprimeable number, because it can be changed into a prime (8034347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10192 + ... + 10951.

It is an arithmetic number, because the mean of its divisors is an integer number (740040).

Almost surely, 28034340 is an apocalyptic number.

It is an amenable number.

8034340 is an abundant number, since it is smaller than the sum of its proper divisors (9726620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8034340 is a wasteful number, since it uses less digits than its factorization.

8034340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21171 (or 21169 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 8034340 is about 2834.4911359890. The cubic root of 8034340 is about 200.2857581835.

Adding to 8034340 its reverse (434308), we get a palindrome (8468648).

The spelling of 8034340 in words is "eight million, thirty-four thousand, three hundred forty".

Divisors: 1 2 4 5 10 19 20 38 76 95 190 380 21143 42286 84572 105715 211430 401717 422860 803434 1606868 2008585 4017170 8034340