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204961073 = 2367713163
BaseRepresentation
bin11000011011101…
…11010100110001
3112021200002201212
430031313110301
5404432223243
632201005505
75036066102
oct1415672461
9467602655
10204961073
11a5771319
1258783895
1333603455
141d3143a9
1512ed9318
hexc377531

204961073 has 8 divisors (see below), whose sum is σ = 214204608. Its totient is φ = 195745264.

The previous prime is 204961063. The next prime is 204961079. The reversal of 204961073 is 370169402.

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 204961073 - 28 = 204960817 is a prime.

It is a super-2 number, since 2×2049610732 = 84018082890622658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204961079) 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, 8990 + ... + 22152.

It is an arithmetic number, because the mean of its divisors is an integer number (26775576).

Almost surely, 2204961073 is an apocalyptic number.

204961073 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

204961073 is a deficient number, since it is larger than the sum of its proper divisors (9243535).

204961073 is a wasteful number, since it uses less digits than its factorization.

204961073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13863.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 204961073 is about 14316.4616089312. The cubic root of 204961073 is about 589.5995300185.

The spelling of 204961073 in words is "two hundred four million, nine hundred sixty-one thousand, seventy-three".

Divisors: 1 23 677 13163 15571 302749 8911351 204961073