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29201101 = 31941971
BaseRepresentation
bin110111101100…
…1001011001101
32000221120101021
41233121023031
524433413401
62521514141
7503130256
oct157311315
960846337
1029201101
1115535246
129942951
136085477
143c41b2d
15286c2a1
hex1bd92cd

29201101 has 4 divisors (see below), whose sum is σ = 30143104. Its totient is φ = 28259100.

The previous prime is 29201083. The next prime is 29201131. The reversal of 29201101 is 10110292.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 29201101 - 27 = 29200973 is a prime.

It is a super-2 number, since 2×292011012 = 1705408599224402, 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 (29201131) 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, 470955 + ... + 471016.

It is an arithmetic number, because the mean of its divisors is an integer number (7535776).

Almost surely, 229201101 is an apocalyptic number.

It is an amenable number.

29201101 is a deficient number, since it is larger than the sum of its proper divisors (942003).

29201101 is an equidigital number, since it uses as much as digits as its factorization.

29201101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 942002.

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 29201101 is about 5403.8043080778. The cubic root of 29201101 is about 307.9402151066.

Adding to 29201101 its reverse (10110292), we get a palindrome (39311393).

The spelling of 29201101 in words is "twenty-nine million, two hundred one thousand, one hundred one".

Divisors: 1 31 941971 29201101