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29108 = 2219383
BaseRepresentation
bin111000110110100
31110221002
413012310
51412413
6342432
7150602
oct70664
943832
1029108
111a962
1214a18
1310331
14a872
158958
hex71b4

29108 has 12 divisors (see below), whose sum is σ = 53760. Its totient is φ = 13752.

The previous prime is 29101. The next prime is 29123. The reversal of 29108 is 80192.

It is a nialpdrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 29108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29101) by changing a digit.

29108 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 3 ways as a sum of consecutive naturals, for example, 116 + ... + 267.

It is an arithmetic number, because the mean of its divisors is an integer number (4480).

229108 is an apocalyptic number.

It is an amenable number.

29108 is a deficient number, since it is larger than the sum of its proper divisors (24652).

29108 is a wasteful number, since it uses less digits than its factorization.

29108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406 (or 404 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 29108 is about 170.6106678962. The cubic root of 29108 is about 30.7612601149.

The spelling of 29108 in words is "twenty-nine thousand, one hundred eight".

Divisors: 1 2 4 19 38 76 383 766 1532 7277 14554 29108