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29500053 = 3112338867
BaseRepresentation
bin111000010001…
…0001010010101
32001111202110120
41300202022111
530023000203
62532142153
7505513662
oct160421225
961452416
1029500053
1115719910
129a67959
13615b56b
143cbca69
1528cab53
hex1c22295

29500053 has 16 divisors (see below), whose sum is σ = 44775936. Its totient is φ = 17101040.

The previous prime is 29500043. The next prime is 29500061. The reversal of 29500053 is 35000592.

It is not a de Polignac number, because 29500053 - 221 = 27402901 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 29499996 and 29500032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29500043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18675 + ... + 20192.

It is an arithmetic number, because the mean of its divisors is an integer number (2798496).

Almost surely, 229500053 is an apocalyptic number.

29500053 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

29500053 is a deficient number, since it is larger than the sum of its proper divisors (15275883).

29500053 is a wasteful number, since it uses less digits than its factorization.

29500053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38904.

The product of its (nonzero) digits is 1350, while the sum is 24.

The square root of 29500053 is about 5431.3951246434. The cubic root of 29500053 is about 308.9875153364.

The spelling of 29500053 in words is "twenty-nine million, five hundred thousand, fifty-three".

Divisors: 1 3 11 23 33 69 253 759 38867 116601 427537 893941 1282611 2681823 9833351 29500053