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160228165013 = 722889737859
BaseRepresentation
bin1001010100111001010…
…1111100010110010101
3120022120120120010112222
42111032111330112111
510111121402240023
6201335141352125
714401413634220
oct2251625742625
9508516503488
10160228165013
1161a52692994
1227078108645
13121566058c7
147a7dd485b7
15427ba0bcc8
hex254e57c595

160228165013 has 4 divisors (see below), whose sum is σ = 183117902880. Its totient is φ = 137338427148.

The previous prime is 160228165007. The next prime is 160228165067. The reversal of 160228165013 is 310561822061.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 310561822061 = 1189726104213.

It is a cyclic number.

It is not a de Polignac number, because 160228165013 - 216 = 160228099477 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 (160228165613) 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, 11444868923 + ... + 11444868936.

It is an arithmetic number, because the mean of its divisors is an integer number (45779475720).

Almost surely, 2160228165013 is an apocalyptic number.

It is an amenable number.

160228165013 is a deficient number, since it is larger than the sum of its proper divisors (22889737867).

160228165013 is an equidigital number, since it uses as much as digits as its factorization.

160228165013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22889737866.

The product of its (nonzero) digits is 17280, while the sum is 35.

Adding to 160228165013 its reverse (310561822061), we get a palindrome (470789987074).

The spelling of 160228165013 in words is "one hundred sixty billion, two hundred twenty-eight million, one hundred sixty-five thousand, thirteen".

Divisors: 1 7 22889737859 160228165013