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160064131 = 313511387
BaseRepresentation
bin10011000101001…
…10001010000011
3102011012002201011
421202212022003
5311434023011
623514421351
73652344163
oct1142461203
9364162634
10160064131
1182396607
1245731857
1327213a06
14173885a3
15e0bb621
hex98a6283

160064131 has 4 divisors (see below), whose sum is σ = 160575832. Its totient is φ = 159552432.

The previous prime is 160064119. The next prime is 160064143. The reversal of 160064131 is 131460061.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 131460061 = 223589507.

It is an interprime number because it is at equal distance from previous prime (160064119) and next prime (160064143).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-160064131 is a prime.

It is a super-2 number, since 2×1600641312 = 51241052065570322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (160064101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255381 + ... + 256006.

It is an arithmetic number, because the mean of its divisors is an integer number (40143958).

Almost surely, 2160064131 is an apocalyptic number.

160064131 is a deficient number, since it is larger than the sum of its proper divisors (511701).

160064131 is an equidigital number, since it uses as much as digits as its factorization.

160064131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511700.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 160064131 is about 12651.6453870633. The cubic root of 160064131 is about 542.9560462621.

The spelling of 160064131 in words is "one hundred sixty million, sixty-four thousand, one hundred thirty-one".

Divisors: 1 313 511387 160064131