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29933461 = 43216189
BaseRepresentation
bin111001000101…
…1111110010101
32002022202222201
41302023332111
530130332321
62545324501
7512300365
oct162137625
962282881
1029933461
11159954a8
12a036731
13628090c
143d929a5
152964291
hex1c8bf95

29933461 has 6 divisors (see below), whose sum is σ = 30647670. Its totient is φ = 29235528.

The previous prime is 29933443. The next prime is 29933467. The reversal of 29933461 is 16433992.

It can be written as a sum of positive squares in only one way, i.e., 25310961 + 4622500 = 5031^2 + 2150^2 .

It is a de Polignac number, because none of the positive numbers 2k-29933461 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 29933461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29933467) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6246 + ... + 9943.

It is an arithmetic number, because the mean of its divisors is an integer number (5107945).

Almost surely, 229933461 is an apocalyptic number.

It is an amenable number.

29933461 is a deficient number, since it is larger than the sum of its proper divisors (714209).

29933461 is an equidigital number, since it uses as much as digits as its factorization.

29933461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16275 (or 16232 counting only the distinct ones).

The product of its digits is 34992, while the sum is 37.

The square root of 29933461 is about 5471.1480513691. The cubic root of 29933461 is about 310.4933559412.

The spelling of 29933461 in words is "twenty-nine million, nine hundred thirty-three thousand, four hundred sixty-one".

Divisors: 1 43 1849 16189 696127 29933461