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4255023 = 32361667
BaseRepresentation
bin10000001110110100101111
322000011210110
4100032310233
52042130043
6231111103
751111213
oct20166457
98004713
104255023
112446953
121512493
13b5c986
147ca943
15590b33
hex40ed2f

4255023 has 8 divisors (see below), whose sum is σ = 5920128. Its totient is φ = 2713304.

The previous prime is 4254983. The next prime is 4255039. The reversal of 4255023 is 3205524.

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

It is a cyclic number.

It is not a de Polignac number, because 4255023 - 213 = 4246831 is a prime.

It is a d-powerful number, because it can be written as 42 + 210 + 5 + 54 + 0 + 222 + 310 .

4255023 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4255073) 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, 30765 + ... + 30902.

It is an arithmetic number, because the mean of its divisors is an integer number (740016).

Almost surely, 24255023 is an apocalyptic number.

4255023 is a deficient number, since it is larger than the sum of its proper divisors (1665105).

4255023 is a wasteful number, since it uses less digits than its factorization.

4255023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61693.

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 4255023 is about 2062.7707095070. The cubic root of 4255023 is about 162.0443789405.

The spelling of 4255023 in words is "four million, two hundred fifty-five thousand, twenty-three".

Divisors: 1 3 23 69 61667 185001 1418341 4255023