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204014080 = 29579693
BaseRepresentation
bin11000010100100…
…00001000000000
3112012212222201001
430022100020000
5404211422310
632124421344
75025043144
oct1412201000
9465788631
10204014080
11a5184886
12583a7854
13333613ba
141d149224
1512d9d93a
hexc290200

204014080 has 40 divisors (see below), whose sum is σ = 489161772. Its totient is φ = 81604608.

The previous prime is 204014023. The next prime is 204014099. The reversal of 204014080 is 80410402.

It can be written as a sum of positive squares in 2 ways, for example, as 188897536 + 15116544 = 13744^2 + 3888^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37287 + ... + 42406.

Almost surely, 2204014080 is an apocalyptic number.

204014080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204014080 is an abundant number, since it is smaller than the sum of its proper divisors (285147692).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

204014080 is an frugal number, since it uses more digits than its factorization.

204014080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79716 (or 79700 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 204014080 is about 14283.3497471707. The cubic root of 204014080 is about 588.6900747845.

Adding to 204014080 its reverse (80410402), we get a palindrome (284424482).

It can be divided in two parts, 20 and 4014080, that multiplied together give a square (80281600 = 89602).

The spelling of 204014080 in words is "two hundred four million, fourteen thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 512 640 1280 2560 79693 159386 318772 398465 637544 796930 1275088 1593860 2550176 3187720 5100352 6375440 10200704 12750880 20401408 25501760 40802816 51003520 102007040 204014080