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80833941 = 329119859
BaseRepresentation
bin1001101000101…
…10110110010101
312122002210022200
410310112312111
5131143141231
612004315113
72001035316
oct464266625
9178083280
1080833941
11416a0811
12230a2a99
1313992b46
14aa4260d
15716abe6
hex4d16d95

80833941 has 12 divisors (see below), whose sum is σ = 116900160. Its totient is φ = 53824680.

The previous prime is 80833931. The next prime is 80833979. The reversal of 80833941 is 14933808.

It is not a de Polignac number, because 80833941 - 26 = 80833877 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 80833896 and 80833905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80833931) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3270 + ... + 13128.

It is an arithmetic number, because the mean of its divisors is an integer number (9741680).

Almost surely, 280833941 is an apocalyptic number.

It is an amenable number.

80833941 is a deficient number, since it is larger than the sum of its proper divisors (36066219).

80833941 is a wasteful number, since it uses less digits than its factorization.

80833941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10776 (or 10773 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 80833941 is about 8990.7697668220. The cubic root of 80833941 is about 432.3789916178.

The spelling of 80833941 in words is "eighty million, eight hundred thirty-three thousand, nine hundred forty-one".

Divisors: 1 3 9 911 2733 8199 9859 29577 88731 8981549 26944647 80833941