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60530425 = 5297109229
BaseRepresentation
bin1110011011100…
…1111011111001
311012220021010121
43212321323321
5110443433200
610001213241
71333333354
oct346717371
9135807117
1060530425
113119344a
1218331221
13c704527
14807929b
1554a9e1a
hex39b9ef9

60530425 has 24 divisors (see below), whose sum is σ = 76861400. Its totient is φ = 47278080.

The previous prime is 60530423. The next prime is 60530429. The reversal of 60530425 is 52403506.

60530425 = T494 + T495 + ... + T784.

It can be written as a sum of positive squares in 12 ways, for example, as 2359296 + 58171129 = 1536^2 + 7627^2 .

It is not a de Polignac number, because 60530425 - 21 = 60530423 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 60530425.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60530423) 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, 264211 + ... + 264439.

Almost surely, 260530425 is an apocalyptic number.

It is an amenable number.

60530425 is a deficient number, since it is larger than the sum of its proper divisors (16330975).

60530425 is a wasteful number, since it uses less digits than its factorization.

60530425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445 (or 440 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 60530425 is about 7780.1301402997. The cubic root of 60530425 is about 392.6370165477.

The spelling of 60530425 in words is "sixty million, five hundred thirty thousand, four hundred twenty-five".

Divisors: 1 5 25 97 109 229 485 545 1145 2425 2725 5725 10573 22213 24961 52865 111065 124805 264325 555325 624025 2421217 12106085 60530425