Search a number
-
+
80932373 is a prime number
BaseRepresentation
bin1001101001011…
…10111000010101
312122021210100022
410310232320111
5131204313443
612010354525
72001625304
oct464567025
9178253308
1080932373
1141758765
122312ba45
13139c88a2
14aa6a43b
157189e68
hex4d2ee15

80932373 has 2 divisors, whose sum is σ = 80932374. Its totient is φ = 80932372.

The previous prime is 80932363. The next prime is 80932433. The reversal of 80932373 is 37323908.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54789604 + 26142769 = 7402^2 + 5113^2 .

It is a cyclic number.

It is not a de Polignac number, because 80932373 - 218 = 80670229 is a prime.

It is a super-3 number, since 3×809323733 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80932303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40466186 + 40466187.

It is an arithmetic number, because the mean of its divisors is an integer number (40466187).

Almost surely, 280932373 is an apocalyptic number.

It is an amenable number.

80932373 is a deficient number, since it is larger than the sum of its proper divisors (1).

80932373 is an equidigital number, since it uses as much as digits as its factorization.

80932373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 80932373 is about 8996.2421599243. The cubic root of 80932373 is about 432.5544239708.

The spelling of 80932373 in words is "eighty million, nine hundred thirty-two thousand, three hundred seventy-three".