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BaseRepresentation
bin10011100011100110
311001212202
4103203212
510030402
61414502
7452351
oct234346
9131782
1080102
1155200
123a432
132a5c9
1421298
1518b02
hex138e6

80102 has 12 divisors (see below), whose sum is σ = 132468. Its totient is φ = 36300.

The previous prime is 80077. The next prime is 80107. The reversal of 80102 is 20108.

It is a hoax number, since the sum of its digits (11) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (11).

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80107) by changing a digit.

80102 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 77 + ... + 407.

It is an arithmetic number, because the mean of its divisors is an integer number (11039).

280102 is an apocalyptic number.

80102 is a deficient number, since it is larger than the sum of its proper divisors (52366).

80102 is a wasteful number, since it uses less digits than its factorization.

80102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355 (or 344 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 80102 is about 283.0229672659. The cubic root of 80102 is about 43.1069987181.

The spelling of 80102 in words is "eighty thousand, one hundred two".

Divisors: 1 2 11 22 121 242 331 662 3641 7282 40051 80102