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204514080 = 25351771353
BaseRepresentation
bin11000011000010…
…10001100100000
3112020211101120120
430030022030200
5404323422310
632143240240
75032224651
oct1414121440
9466741516
10204514080
11a5496501
12585a9080
13334a7b64
141d239528
1512e4bb70
hexc30a320

204514080 has 192 divisors, whose sum is σ = 693681408. Its totient is φ = 50462720.

The previous prime is 204514073. The next prime is 204514103. The reversal of 204514080 is 80415402.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 204514080.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 579184 + ... + 579536.

It is an arithmetic number, because the mean of its divisors is an integer number (3612924).

Almost surely, 2204514080 is an apocalyptic number.

204514080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204514080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (346840704).

204514080 is an abundant number, since it is smaller than the sum of its proper divisors (489167328).

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

204514080 is a wasteful number, since it uses less digits than its factorization.

204514080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459 (or 451 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 24.

The square root of 204514080 is about 14300.8419332569. The cubic root of 204514080 is about 589.1706051853.

Adding to 204514080 its reverse (80415402), we get a palindrome (284929482).

It can be divided in two parts, 20451 and 4080, that added together give a triangular number (24531 = T221).

The spelling of 204514080 in words is "two hundred four million, five hundred fourteen thousand, eighty".