Search a number
-
+
70201325 = 529728949
BaseRepresentation
bin1000010111100…
…10111111101101
311220002121010002
410023302333231
5120432420300
610544354045
71511462405
oct413627755
9156077102
1070201325
1136699327
121b615925
131170c35c
149475805
15626a5d5
hex42f2fed

70201325 has 12 divisors (see below), whose sum is σ = 87950100. Its totient is φ = 55580160.

The previous prime is 70201297. The next prime is 70201337. The reversal of 70201325 is 52310207.

It can be written as a sum of positive squares in 6 ways, for example, as 2353156 + 67848169 = 1534^2 + 8237^2 .

It is not a de Polignac number, because 70201325 - 214 = 70184941 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 70201297 and 70201306.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12050 + ... + 16899.

It is an arithmetic number, because the mean of its divisors is an integer number (7329175).

Almost surely, 270201325 is an apocalyptic number.

It is an amenable number.

70201325 is a deficient number, since it is larger than the sum of its proper divisors (17748775).

70201325 is a wasteful number, since it uses less digits than its factorization.

70201325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29056 (or 29051 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 70201325 is about 8378.6230969056. The cubic root of 70201325 is about 412.5232554994.

The spelling of 70201325 in words is "seventy million, two hundred one thousand, three hundred twenty-five".

Divisors: 1 5 25 97 485 2425 28949 144745 723725 2808053 14040265 70201325