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204412024231 = 383863618439
BaseRepresentation
bin1011111001011111100…
…1111111010110100111
3201112121211021201221021
42332113321333112213
511322113434233411
6233523335032011
720524343352262
oct2762771772647
9645554251837
10204412024231
1179766293318
123374920b607
13163784021bc
149c72049cd9
1554b5985a71
hex2f97e7f5a7

204412024231 has 8 divisors (see below), whose sum is σ = 205183549440. Its totient is φ = 203641738392.

The previous prime is 204412024169. The next prime is 204412024241. The reversal of 204412024231 is 132420214402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-204412024231 is a prime.

It is a super-2 number, since 2×2044120242312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 204412024196 and 204412024205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204412024241) 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, 21310 + ... + 639748.

It is an arithmetic number, because the mean of its divisors is an integer number (25647943680).

Almost surely, 2204412024231 is an apocalyptic number.

204412024231 is a deficient number, since it is larger than the sum of its proper divisors (771525209).

204412024231 is an equidigital number, since it uses as much as digits as its factorization.

204412024231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619685.

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

Adding to 204412024231 its reverse (132420214402), we get a palindrome (336832238633).

The spelling of 204412024231 in words is "two hundred four billion, four hundred twelve million, twenty-four thousand, two hundred thirty-one".

Divisors: 1 383 863 330529 618439 236862137 533712857 204412024231