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3085378 = 21542689
BaseRepresentation
bin1011110001010001000010
312210202100021
423301101002
51242213003
6150044054
735140162
oct13612102
95722307
103085378
1118180aa
12104962a
1384048a
145a45a2
1540e2bd
hex2f1442

3085378 has 4 divisors (see below), whose sum is σ = 4628070. Its totient is φ = 1542688.

The previous prime is 3085367. The next prime is 3085403. The reversal of 3085378 is 8735803.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8735803 = 15157853.

It can be written as a sum of positive squares in only one way, i.e., 2111209 + 974169 = 1453^2 + 987^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 771343 + ... + 771346.

Almost surely, 23085378 is an apocalyptic number.

3085378 is a deficient number, since it is larger than the sum of its proper divisors (1542692).

3085378 is a wasteful number, since it uses less digits than its factorization.

3085378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1542691.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 3085378 is about 1756.5244091671. The cubic root of 3085378 is about 145.5803612867.

The spelling of 3085378 in words is "three million, eighty-five thousand, three hundred seventy-eight".

Divisors: 1 2 1542689 3085378