Search a number
-
+
970506280 = 23524262657
BaseRepresentation
bin111001110110001…
…100000000101000
32111122011211100001
4321312030000220
53441422200110
6240145152344
733023111242
oct7166140050
92448154301
10970506280
11458909807
1223102b6b4
131260b1793
1492c71092
155a30763a
hex39d8c028

970506280 has 16 divisors (see below), whose sum is σ = 2183639220. Its totient is φ = 388202496.

The previous prime is 970506247. The next prime is 970506283. The reversal of 970506280 is 82605079.

It can be written as a sum of positive squares in 2 ways, for example, as 970073316 + 432964 = 31146^2 + 658^2 .

It is not an unprimeable number, because it can be changed into a prime (970506283) 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, 12131289 + ... + 12131368.

Almost surely, 2970506280 is an apocalyptic number.

It is an amenable number.

970506280 is an abundant number, since it is smaller than the sum of its proper divisors (1213132940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

970506280 is a wasteful number, since it uses less digits than its factorization.

970506280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24262668 (or 24262664 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 970506280 is about 31152.9497800770. The cubic root of 970506280 is about 990.0704911886.

The spelling of 970506280 in words is "nine hundred seventy million, five hundred six thousand, two hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 24262657 48525314 97050628 121313285 194101256 242626570 485253140 970506280