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29799061 = 187915859
BaseRepresentation
bin111000110101…
…1001010010101
32002001221121221
41301223022111
530112032221
62542410341
7511200505
oct161531225
962057557
1029799061
1115903526
129b909b1
1362346a6
143d59a05
152939541
hex1c6b295

29799061 has 4 divisors (see below), whose sum is σ = 29816800. Its totient is φ = 29781324.

The previous prime is 29799059. The next prime is 29799067. The reversal of 29799061 is 16099792.

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 29799061 - 21 = 29799059 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 29798999 and 29799017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29799067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6051 + ... + 9808.

It is an arithmetic number, because the mean of its divisors is an integer number (7454200).

Almost surely, 229799061 is an apocalyptic number.

It is an amenable number.

29799061 is a deficient number, since it is larger than the sum of its proper divisors (17739).

29799061 is a wasteful number, since it uses less digits than its factorization.

29799061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17738.

The product of its (nonzero) digits is 61236, while the sum is 43.

The square root of 29799061 is about 5458.8516191595. The cubic root of 29799061 is about 310.0279579363.

The spelling of 29799061 in words is "twenty-nine million, seven hundred ninety-nine thousand, sixty-one".

Divisors: 1 1879 15859 29799061