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4105205225 = 521131481549
BaseRepresentation
bin1111010010110000…
…0111010111101001
3101121002200000212222
43310230013113221
531401413031400
61515204443425
7203505445232
oct36454072751
911532600788
104105205225
1118173104a0
129669a9575
13505668524
142ad2dc089
15190607185
hexf4b075e9

4105205225 has 24 divisors (see below), whose sum is σ = 5732371200. Its totient is φ = 2889288000.

The previous prime is 4105205219. The next prime is 4105205233. The reversal of 4105205225 is 5225025014.

It is not a de Polignac number, because 4105205225 - 220 = 4104156649 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4105205194 and 4105205203.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 232250 + ... + 249299.

It is an arithmetic number, because the mean of its divisors is an integer number (238848800).

Almost surely, 24105205225 is an apocalyptic number.

It is an amenable number.

4105205225 is a deficient number, since it is larger than the sum of its proper divisors (1627165975).

4105205225 is a wasteful number, since it uses less digits than its factorization.

4105205225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481601 (or 481596 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 4105205225 is about 64071.8754602985. The cubic root of 4105205225 is about 1601.1977002279.

The spelling of 4105205225 in words is "four billion, one hundred five million, two hundred five thousand, two hundred twenty-five".

Divisors: 1 5 11 25 31 55 155 275 341 775 1705 8525 481549 2407745 5297039 12038725 14928019 26485195 74640095 132425975 164208209 373200475 821041045 4105205225