Search a number
-
+
970807113 = 37443899
BaseRepresentation
bin111001110111010…
…101011101001001
32111122202010000000
4321313111131021
53442011311423
6240155433213
733025503303
oct7167253511
92448663000
10970807113
11458aa4831
12231155809
131261886a3
1492d0c973
155a366843
hex39dd5749

970807113 has 16 divisors (see below), whose sum is σ = 1455992000. Its totient is φ = 647203284.

The previous prime is 970807081. The next prime is 970807121. The reversal of 970807113 is 311708079.

It is not a de Polignac number, because 970807113 - 25 = 970807081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (970807133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219763 + ... + 224136.

It is an arithmetic number, because the mean of its divisors is an integer number (90999500).

Almost surely, 2970807113 is an apocalyptic number.

It is an amenable number.

970807113 is a deficient number, since it is larger than the sum of its proper divisors (485184887).

970807113 is an frugal number, since it uses more digits than its factorization.

970807113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443920 (or 443902 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 36.

The square root of 970807113 is about 31157.7777288432. Note that the first 4 decimals coincide. The cubic root of 970807113 is about 990.1727797612.

The spelling of 970807113 in words is "nine hundred seventy million, eight hundred seven thousand, one hundred thirteen".

Divisors: 1 3 9 27 81 243 729 2187 443899 1331697 3995091 11985273 35955819 107867457 323602371 970807113