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4780670 = 25478067
BaseRepresentation
bin10010001111001001111110
322222212211212
4102033021332
52210440140
6250244422
755430546
oct22171176
98885755
104780670
112775874
121726712
13cb4ccb
148c6326
15646765
hex48f27e

4780670 has 8 divisors (see below), whose sum is σ = 8605224. Its totient is φ = 1912264.

The previous prime is 4780669. The next prime is 4780673. The reversal of 4780670 is 760874.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4780673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239024 + ... + 239043.

It is an arithmetic number, because the mean of its divisors is an integer number (1075653).

Almost surely, 24780670 is an apocalyptic number.

4780670 is a deficient number, since it is larger than the sum of its proper divisors (3824554).

4780670 is a wasteful number, since it uses less digits than its factorization.

4780670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478074.

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 4780670 is about 2186.4743309721. The cubic root of 4780670 is about 168.4597901746.

The spelling of 4780670 in words is "four million, seven hundred eighty thousand, six hundred seventy".

Divisors: 1 2 5 10 478067 956134 2390335 4780670