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60208225 = 5271131277
BaseRepresentation
bin1110010110101…
…1010001100001
311012021220011021
43211223101201
5110403130400
65550245441
71330522120
oct345532141
9135256137
1060208225
1130a93370
12181b6881
13c62098c
147dd3ab7
15544471a
hex396b461

60208225 has 24 divisors (see below), whose sum is σ = 93083328. Its totient is φ = 37531200.

The previous prime is 60208193. The next prime is 60208229. The reversal of 60208225 is 52280206.

60208225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 60208225 - 25 = 60208193 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 60208225.

It is not an unprimeable number, because it can be changed into a prime (60208229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13714 + ... + 17563.

It is an arithmetic number, because the mean of its divisors is an integer number (3878472).

Almost surely, 260208225 is an apocalyptic number.

It is an amenable number.

60208225 is a deficient number, since it is larger than the sum of its proper divisors (32875103).

60208225 is a wasteful number, since it uses less digits than its factorization.

60208225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31305 (or 31300 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 60208225 is about 7759.3959172090. The cubic root of 60208225 is about 391.9391153010.

The spelling of 60208225 in words is "sixty million, two hundred eight thousand, two hundred twenty-five".

Divisors: 1 5 7 11 25 35 55 77 175 275 385 1925 31277 156385 218939 344047 781925 1094695 1720235 2408329 5473475 8601175 12041645 60208225