Search a number
-
+
3145710169 = 72112129797
BaseRepresentation
bin1011101101111111…
…1011101001011001
322010020012122010001
42323133323221121
522420300211134
61240051253001
7140645044450
oct27337735131
98106178101
103145710169
111374742678
127395aa161
133b1940984
1421bad5b97
15136277414
hexbb7fba59

3145710169 has 8 divisors (see below), whose sum is σ = 3612137408. Its totient is φ = 2683542960.

The previous prime is 3145710163. The next prime is 3145710173. The reversal of 3145710169 is 9610175413.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3145710169 - 27 = 3145710041 is a prime.

It is a super-2 number, since 2×31457101692 = 19790984934700017122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3145710163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1063422 + ... + 1066375.

It is an arithmetic number, because the mean of its divisors is an integer number (451517176).

Almost surely, 23145710169 is an apocalyptic number.

It is an amenable number.

3145710169 is a deficient number, since it is larger than the sum of its proper divisors (466427239).

3145710169 is a wasteful number, since it uses less digits than its factorization.

3145710169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2130015.

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 3145710169 is about 56086.6309293044. The cubic root of 3145710169 is about 1465.2314619898.

The spelling of 3145710169 in words is "three billion, one hundred forty-five million, seven hundred ten thousand, one hundred sixty-nine".

Divisors: 1 7 211 1477 2129797 14908579 449387167 3145710169