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47803125 = 3555099
BaseRepresentation
bin1011011001011…
…0101011110101
310022221122120010
42312112223311
544214200000
64424330433
71120214466
oct266265365
9108848503
1047803125
1124a90217
1214013a19
139b99496
1464c4d6d
1542e3d50
hex2d96af5

47803125 has 24 divisors (see below), whose sum is σ = 79682400. Its totient is φ = 25490000.

The previous prime is 47803121. The next prime is 47803139. The reversal of 47803125 is 52130874.

It is not a de Polignac number, because 47803125 - 22 = 47803121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 47803092 and 47803101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47803121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6826 + ... + 11924.

It is an arithmetic number, because the mean of its divisors is an integer number (3320100).

Almost surely, 247803125 is an apocalyptic number.

It is an amenable number.

47803125 is a deficient number, since it is larger than the sum of its proper divisors (31879275).

47803125 is an frugal number, since it uses more digits than its factorization.

47803125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5127 (or 5107 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 47803125 is about 6913.9804020550. The cubic root of 47803125 is about 362.9265687892.

Adding to 47803125 its reverse (52130874), we get a palindrome (99933999).

The spelling of 47803125 in words is "forty-seven million, eight hundred three thousand, one hundred twenty-five".

Divisors: 1 3 5 15 25 75 125 375 625 1875 3125 5099 9375 15297 25495 76485 127475 382425 637375 1912125 3186875 9560625 15934375 47803125