Search a number
-
+
980938 = 2770067
BaseRepresentation
bin11101111011111001010
31211211121001
43233133022
5222342223
633005214
711223610
oct3573712
91754531
10980938
1160aaa2
123b380a
1328464a
141b76b0
151459ad
hexef7ca

980938 has 8 divisors (see below), whose sum is σ = 1681632. Its totient is φ = 420396.

The previous prime is 980921. The next prime is 980957. The reversal of 980938 is 839089.

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

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 980897 and 980906.

It is an unprimeable number.

980938 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35020 + ... + 35047.

It is an arithmetic number, because the mean of its divisors is an integer number (210204).

2980938 is an apocalyptic number.

980938 is a deficient number, since it is larger than the sum of its proper divisors (700694).

980938 is a wasteful number, since it uses less digits than its factorization.

980938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70076.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 980938 is about 990.4231418944. The cubic root of 980938 is about 99.3605193620.

The spelling of 980938 in words is "nine hundred eighty thousand, nine hundred thirty-eight".

Divisors: 1 2 7 14 70067 140134 490469 980938