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6980870 = 251353699
BaseRepresentation
bin11010101000010100000110
3111010122221202
4122220110012
53241341440
6405342502
7113223251
oct32502406
914118852
106980870
113a38916
122407a32
1315a55c0
14cda098
1592d615
hex6a8506

6980870 has 16 divisors (see below), whose sum is σ = 13532400. Its totient is φ = 2577504.

The previous prime is 6980849. The next prime is 6980899. The reversal of 6980870 is 780896.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26720 + ... + 26979.

It is an arithmetic number, because the mean of its divisors is an integer number (845775).

Almost surely, 26980870 is an apocalyptic number.

6980870 is a deficient number, since it is larger than the sum of its proper divisors (6551530).

6980870 is a wasteful number, since it uses less digits than its factorization.

6980870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53719.

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 6980870 is about 2642.1336075225. The cubic root of 6980870 is about 191.1187003727.

The spelling of 6980870 in words is "six million, nine hundred eighty thousand, eight hundred seventy".

Divisors: 1 2 5 10 13 26 65 130 53699 107398 268495 536990 698087 1396174 3490435 6980870