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40802 = 223887
BaseRepresentation
bin1001111101100010
32001222012
421331202
52301202
6512522
7226646
oct117542
961865
1040802
1128723
121b742
1315758
1410c26
15c152
hex9f62

40802 has 8 divisors (see below), whose sum is σ = 63936. Its totient is φ = 19492.

The previous prime is 40801. The next prime is 40813. The reversal of 40802 is 20804.

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

It is not an unprimeable number, because it can be changed into a prime (40801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 398 + ... + 489.

It is an arithmetic number, because the mean of its divisors is an integer number (7992).

240802 is an apocalyptic number.

40802 is a deficient number, since it is larger than the sum of its proper divisors (23134).

40802 is a wasteful number, since it uses less digits than its factorization.

40802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 912.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 40802 is about 201.9950494443. The cubic root of 40802 is about 34.4265749219.

The spelling of 40802 in words is "forty thousand, eight hundred two".

Divisors: 1 2 23 46 887 1774 20401 40802