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4925205 = 34512161
BaseRepresentation
bin10010110010011100010101
3100021020010000
4102302130111
52230101310
6253321513
756602125
oct22623425
910236100
104925205
11286441a
121796299
131035a2c
14922c85
156744c0
hex4b2715

4925205 has 20 divisors (see below), whose sum is σ = 8829612. Its totient is φ = 2626560.

The previous prime is 4925183. The next prime is 4925209. The reversal of 4925205 is 5025294.

It can be written as a sum of positive squares in 2 ways, for example, as 1454436 + 3470769 = 1206^2 + 1863^2 .

It is not a de Polignac number, because 4925205 - 27 = 4925077 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4925209) 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 19 ways as a sum of consecutive naturals, for example, 5676 + ... + 6485.

Almost surely, 24925205 is an apocalyptic number.

4925205 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4925205 is a deficient number, since it is larger than the sum of its proper divisors (3904407).

4925205 is a wasteful number, since it uses less digits than its factorization.

4925205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12178 (or 12169 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 4925205 is about 2219.2802887423. The cubic root of 4925205 is about 170.1406563699.

The spelling of 4925205 in words is "four million, nine hundred twenty-five thousand, two hundred five".

Divisors: 1 3 5 9 15 27 45 81 135 405 12161 36483 60805 109449 182415 328347 547245 985041 1641735 4925205