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29570057 = 112688187
BaseRepresentation
bin111000011001…
…1010000001001
32001122022111022
41300303100021
530032220212
62533442225
7506225036
oct160632011
961568438
1029570057
1115767470
129aa0375
13618439a
143cda38d
1528e1772
hex1c33409

29570057 has 4 divisors (see below), whose sum is σ = 32258256. Its totient is φ = 26881860.

The previous prime is 29570041. The next prime is 29570069. The reversal of 29570057 is 75007592.

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 29570057 - 24 = 29570041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 29569999 and 29570026.

It is not an unprimeable number, because it can be changed into a prime (29570017) 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, 1344083 + ... + 1344104.

It is an arithmetic number, because the mean of its divisors is an integer number (8064564).

Almost surely, 229570057 is an apocalyptic number.

It is an amenable number.

29570057 is a deficient number, since it is larger than the sum of its proper divisors (2688199).

29570057 is a wasteful number, since it uses less digits than its factorization.

29570057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2688198.

The product of its (nonzero) digits is 22050, while the sum is 35.

The square root of 29570057 is about 5437.8356907873. The cubic root of 29570057 is about 309.2317326924.

The spelling of 29570057 in words is "twenty-nine million, five hundred seventy thousand, fifty-seven".

Divisors: 1 11 2688187 29570057