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204432412012 = 22201125414273
BaseRepresentation
bin1011111001100100011…
…1110000110101101100
3201112200020122112201021
42332121013300311230
511322134144141022
6233525344023524
720525011555003
oct2763107606554
9645606575637
10204432412012
1179776848a24
1233754001ba4
131637c6bcc8a
149c74a35c3a
1554b76617c7
hex2f991f0d6c

204432412012 has 12 divisors (see below), whose sum is σ = 357934635016. Its totient is φ = 102165373440.

The previous prime is 204432412007. The next prime is 204432412061. The reversal of 204432412012 is 210214234402.

It is a super-2 number, since 2×2044324120122 (a number of 23 digits) contains 22 as substring.

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, 12699093 + ... + 12715180.

Almost surely, 2204432412012 is an apocalyptic number.

It is an amenable number.

204432412012 is a deficient number, since it is larger than the sum of its proper divisors (153502223004).

204432412012 is a wasteful number, since it uses less digits than its factorization.

204432412012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25416288 (or 25416286 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 204432412012 its reverse (210214234402), we get a palindrome (414646646414).

The spelling of 204432412012 in words is "two hundred four billion, four hundred thirty-two million, four hundred twelve thousand, twelve".

Divisors: 1 2 4 2011 4022 8044 25414273 50828546 101657092 51108103003 102216206006 204432412012