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29429933 = 132263841
BaseRepresentation
bin111000001000…
…1000010101101
32001101012021112
41300101002231
530013224213
62530441405
7505102361
oct160210255
961335245
1029429933
1115681165
129a33265
136135680
143ca12a1
1528b4ea8
hex1c110ad

29429933 has 4 divisors (see below), whose sum is σ = 31693788. Its totient is φ = 27166080.

The previous prime is 29429899. The next prime is 29429947. The reversal of 29429933 is 33992492.

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

It can be written as a sum of positive squares in 2 ways, for example, as 15194404 + 14235529 = 3898^2 + 3773^2 .

It is a cyclic number.

It is not a de Polignac number, because 29429933 - 216 = 29364397 is a prime.

It is a super-2 number, since 2×294299332 = 1732241912768978, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29425933) 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, 1131908 + ... + 1131933.

It is an arithmetic number, because the mean of its divisors is an integer number (7923447).

Almost surely, 229429933 is an apocalyptic number.

It is an amenable number.

29429933 is a deficient number, since it is larger than the sum of its proper divisors (2263855).

29429933 is a wasteful number, since it uses less digits than its factorization.

29429933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2263854.

The product of its digits is 104976, while the sum is 41.

The square root of 29429933 is about 5424.9362208232. The cubic root of 29429933 is about 308.7425056779.

The spelling of 29429933 in words is "twenty-nine million, four hundred twenty-nine thousand, nine hundred thirty-three".

Divisors: 1 13 2263841 29429933