Search a number
-
+
7980973 = 7211131767
BaseRepresentation
bin11110011100011110101101
3120000110211121
4132130132231
54020342343
6443020541
7124560100
oct36343655
916013747
107980973
114561250
12280a751
131865890
1410ba737
15a79aed
hex79c7ad

7980973 has 48 divisors (see below), whose sum is σ = 11721024. Its totient is φ = 5322240.

The previous prime is 7980953. The next prime is 7980983. The reversal of 7980973 is 3790897.

It is not a de Polignac number, because 7980973 - 213 = 7972781 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7980923) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 119086 + ... + 119152.

It is an arithmetic number, because the mean of its divisors is an integer number (244188).

Almost surely, 27980973 is an apocalyptic number.

It is an amenable number.

7980973 is a deficient number, since it is larger than the sum of its proper divisors (3740051).

7980973 is a wasteful number, since it uses less digits than its factorization.

7980973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122 (or 115 counting only the distinct ones).

The product of its (nonzero) digits is 95256, while the sum is 43.

The square root of 7980973 is about 2825.0615922489. The cubic root of 7980973 is about 199.8413157966.

The spelling of 7980973 in words is "seven million, nine hundred eighty thousand, nine hundred seventy-three".

Divisors: 1 7 11 13 17 49 67 77 91 119 143 187 221 469 539 637 737 833 871 1001 1139 1309 1547 2431 3283 5159 6097 7007 7973 9163 9581 10829 12529 14807 17017 36113 42679 55811 67067 87703 103649 119119 162877 469469 613921 725543 1140139 7980973