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203061433325 = 5279710191289
BaseRepresentation
bin1011110100011101100…
…1111001001111101101
3201102010200220121111212
42331013121321033231
511311332211331300
6233141331124205
720446023463412
oct2750731711755
9642120817455
10203061433325
1179132981393
1233430a43665
13161c1662b9a
149b8491a109
155437100935
hex2f476793ed

203061433325 has 12 divisors (see below), whose sum is σ = 252112132020. Its totient is φ = 162245304960.

The previous prime is 203061433303. The next prime is 203061433343. The reversal of 203061433325 is 523334160302.

It can be written as a sum of positive squares in 6 ways, for example, as 4228380676 + 198833052649 = 65026^2 + 445907^2 .

It is not a de Polignac number, because 203061433325 - 214 = 203061416941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 203061433291 and 203061433300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5075720 + ... + 5115569.

It is an arithmetic number, because the mean of its divisors is an integer number (21009344335).

Almost surely, 2203061433325 is an apocalyptic number.

203061433325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

203061433325 is a deficient number, since it is larger than the sum of its proper divisors (49050698695).

203061433325 is a wasteful number, since it uses less digits than its factorization.

203061433325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10192096 (or 10192091 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 32.

Adding to 203061433325 its reverse (523334160302), we get a palindrome (726395593627).

The spelling of 203061433325 in words is "two hundred three billion, sixty-one million, four hundred thirty-three thousand, three hundred twenty-five".

Divisors: 1 5 25 797 3985 19925 10191289 50956445 254782225 8122457333 40612286665 203061433325