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270502013 = 1193226741
BaseRepresentation
bin10000000111111…
…000100001111101
3200211222221000002
4100013320201331
51023222031023
642501444045
76463141415
oct2007704175
9624887002
10270502013
11129767191
1276710625
1344070482
1427cd5645
1518b33b28
hex101f887d

270502013 has 4 divisors (see below), whose sum is σ = 270729948. Its totient is φ = 270274080.

The previous prime is 270502003. The next prime is 270502019. The reversal of 270502013 is 310205072.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 200562244 + 69939769 = 14162^2 + 8363^2 .

It is a cyclic number.

It is not a de Polignac number, because 270502013 - 24 = 270501997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (270502019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112178 + ... + 114563.

It is an arithmetic number, because the mean of its divisors is an integer number (67682487).

Almost surely, 2270502013 is an apocalyptic number.

It is an amenable number.

270502013 is a deficient number, since it is larger than the sum of its proper divisors (227935).

270502013 is a wasteful number, since it uses less digits than its factorization.

270502013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227934.

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

The square root of 270502013 is about 16446.9454002863. The cubic root of 270502013 is about 646.7307346391.

Adding to 270502013 its reverse (310205072), we get a palindrome (580707085).

The spelling of 270502013 in words is "two hundred seventy million, five hundred two thousand, thirteen".

Divisors: 1 1193 226741 270502013