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980297 = 7113807
BaseRepresentation
bin11101111010101001001
31211210201022
43233111021
5222332142
633002225
711222003
oct3572511
91753638
10980297
1160a56a
123b3375
13284276
141b7373
151456d2
hexef549

980297 has 4 divisors (see below), whose sum is σ = 994176. Its totient is φ = 966420.

The previous prime is 980293. The next prime is 980299. The reversal of 980297 is 792089.

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: 792089 = 6531213.

It is a cyclic number.

It is not a de Polignac number, because 980297 - 22 = 980293 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (980293) 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, 6833 + ... + 6974.

It is an arithmetic number, because the mean of its divisors is an integer number (248544).

2980297 is an apocalyptic number.

It is an amenable number.

980297 is a deficient number, since it is larger than the sum of its proper divisors (13879).

980297 is a wasteful number, since it uses less digits than its factorization.

980297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13878.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 980297 is about 990.0994899504. The cubic root of 980297 is about 99.3388720643.

The spelling of 980297 in words is "nine hundred eighty thousand, two hundred ninety-seven".

Divisors: 1 71 13807 980297