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29156 = 2237197
BaseRepresentation
bin111000111100100
31110222212
413013210
51413111
6342552
7151001
oct70744
943885
1029156
111a9a6
1214a58
131036a
14a8a8
15898b
hex71e4

29156 has 12 divisors (see below), whose sum is σ = 52668. Its totient is φ = 14112.

The previous prime is 29153. The next prime is 29167. The reversal of 29156 is 65192.

It can be written as a sum of positive squares in 2 ways, for example, as 27556 + 1600 = 166^2 + 40^2 .

29156 is an undulating number in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29153) 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, 50 + ... + 246.

It is an arithmetic number, because the mean of its divisors is an integer number (4389).

229156 is an apocalyptic number.

It is an amenable number.

29156 is a deficient number, since it is larger than the sum of its proper divisors (23512).

29156 is a wasteful number, since it uses less digits than its factorization.

29156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238 (or 236 counting only the distinct ones).

The product of its digits is 540, while the sum is 23.

The square root of 29156 is about 170.7512811079. The cubic root of 29156 is about 30.7781595882.

The spelling of 29156 in words is "twenty-nine thousand, one hundred fifty-six".

Divisors: 1 2 4 37 74 148 197 394 788 7289 14578 29156