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29908011 = 371424191
BaseRepresentation
bin111001000010…
…1110000101011
32002021111002010
41302011300223
530124024021
62545011003
7512133240
oct162056053
962244063
1029908011
1115978371
12a023a63
136272163
143d875c7
15295b976
hex1c85c2b

29908011 has 8 divisors (see below), whose sum is σ = 45574144. Its totient is φ = 17090280.

The previous prime is 29908009. The next prime is 29908037. The reversal of 29908011 is 11080992.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 29908011 - 21 = 29908009 is a prime.

It is a super-2 number, since 2×299080112 = 1788978243952242, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 29908011.

It is not an unprimeable number, because it can be changed into a prime (29908051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 712075 + ... + 712116.

It is an arithmetic number, because the mean of its divisors is an integer number (5696768).

Almost surely, 229908011 is an apocalyptic number.

29908011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

29908011 is a deficient number, since it is larger than the sum of its proper divisors (15666133).

29908011 is a wasteful number, since it uses less digits than its factorization.

29908011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1424201.

The product of its (nonzero) digits is 1296, while the sum is 30.

The square root of 29908011 is about 5468.8217195297. The cubic root of 29908011 is about 310.4053351979.

The spelling of 29908011 in words is "twenty-nine million, nine hundred eight thousand, eleven".

Divisors: 1 3 7 21 1424191 4272573 9969337 29908011