Search a number
-
+
160730941 = 748747149
BaseRepresentation
bin10011001010010…
…00111100111101
3102012102222101211
421211020330331
5312121342231
623541004421
73661122220
oct1145107475
9365388354
10160730941
1182801598
12459b3711
13273b8387
14174bd5b7
15e19deb1
hex9948f3d

160730941 has 8 divisors (see below), whose sum is σ = 184073600. Its totient is φ = 137483568.

The previous prime is 160730917. The next prime is 160730957. The reversal of 160730941 is 149037061.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 160730941 - 25 = 160730909 is a prime.

It is a super-3 number, since 3×1607309413 (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160730981) 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, 20166 + ... + 26983.

It is an arithmetic number, because the mean of its divisors is an integer number (23009200).

Almost surely, 2160730941 is an apocalyptic number.

It is an amenable number.

160730941 is a deficient number, since it is larger than the sum of its proper divisors (23342659).

160730941 is an equidigital number, since it uses as much as digits as its factorization.

160730941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47643.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 160730941 is about 12677.9706972370. The cubic root of 160730941 is about 543.7089672476.

The spelling of 160730941 in words is "one hundred sixty million, seven hundred thirty thousand, nine hundred forty-one".

Divisors: 1 7 487 3409 47149 330043 22961563 160730941