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6980023 = 97227317
BaseRepresentation
bin11010101000000110110111
3111010121210101
4122220012313
53241330043
6405334531
7113220631
oct32500667
914117711
106980023
113a38216
122407447
1315a50bb
14cd9a51
1592d24d
hex6a81b7

6980023 has 8 divisors (see below), whose sum is σ = 7105392. Its totient is φ = 6855936.

The previous prime is 6980021. The next prime is 6980027. The reversal of 6980023 is 3200896.

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

It is a cyclic number.

It is not a de Polignac number, because 6980023 - 21 = 6980021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6979973 and 6980000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6980021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21861 + ... + 22177.

It is an arithmetic number, because the mean of its divisors is an integer number (888174).

Almost surely, 26980023 is an apocalyptic number.

6980023 is a deficient number, since it is larger than the sum of its proper divisors (125369).

6980023 is a wasteful number, since it uses less digits than its factorization.

6980023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 6980023 is about 2641.9733155352. The cubic root of 6980023 is about 191.1109704819.

The spelling of 6980023 in words is "six million, nine hundred eighty thousand, twenty-three".

Divisors: 1 97 227 317 22019 30749 71959 6980023