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29993206 = 214996603
BaseRepresentation
bin111001001101…
…0100011110110
32002102210221111
41302122203312
530134240311
62550505234
7512636515
oct162324366
962383844
1029993206
1115a26381
12a06521a
1362a1b79
143daa67c
152976d21
hex1c9a8f6

29993206 has 4 divisors (see below), whose sum is σ = 44989812. Its totient is φ = 14996602.

The previous prime is 29993167. The next prime is 29993233. The reversal of 29993206 is 60239992.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7498300 + ... + 7498303.

It is an arithmetic number, because the mean of its divisors is an integer number (11247453).

Almost surely, 229993206 is an apocalyptic number.

29993206 is a deficient number, since it is larger than the sum of its proper divisors (14996606).

29993206 is a wasteful number, since it uses less digits than its factorization.

29993206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14996605.

The product of its (nonzero) digits is 52488, while the sum is 40.

The square root of 29993206 is about 5476.6053354245. The cubic root of 29993206 is about 310.6997926715.

The spelling of 29993206 in words is "twenty-nine million, nine hundred ninety-three thousand, two hundred six".

Divisors: 1 2 14996603 29993206