Search a number
-
+
6980426 = 25096857
BaseRepresentation
bin11010101000001101001010
3111010122100022
4122220031022
53241333201
6405340442
7113222045
oct32501512
914118308
106980426
113a38552
122407722
1315a533b
14cd9c5c
1592d41b
hex6a834a

6980426 has 8 divisors (see below), whose sum is σ = 10492740. Its totient is φ = 3482848.

The previous prime is 6980423. The next prime is 6980443. The reversal of 6980426 is 6240896.

It can be written as a sum of positive squares in 2 ways, for example, as 6754801 + 225625 = 2599^2 + 475^2 .

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

It is not an unprimeable number, because it can be changed into a prime (6980423) 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, 2411 + ... + 4446.

Almost surely, 26980426 is an apocalyptic number.

6980426 is a deficient number, since it is larger than the sum of its proper divisors (3512314).

6980426 is a wasteful number, since it uses less digits than its factorization.

6980426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7368.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 6980426 is about 2642.0495831835. The cubic root of 6980426 is about 191.1146484182.

The spelling of 6980426 in words is "six million, nine hundred eighty thousand, four hundred twenty-six".

Divisors: 1 2 509 1018 6857 13714 3490213 6980426