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29058019 = 251115769
BaseRepresentation
bin110111011011…
…0001111100011
32000200022002221
41232312033203
524414324034
62514451511
7501663154
oct156661743
960608087
1029058019
11154477a1
129893b97
1360352c3
143c0592b
15283ebb4
hex1bb63e3

29058019 has 4 divisors (see below), whose sum is σ = 29174040. Its totient is φ = 28942000.

The previous prime is 29058013. The next prime is 29058047. The reversal of 29058019 is 91085092.

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

It is a cyclic number.

It is not a de Polignac number, because 29058019 - 213 = 29049827 is a prime.

It is a super-2 number, since 2×290580192 = 1688736936408722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29058013) 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, 57634 + ... + 58135.

It is an arithmetic number, because the mean of its divisors is an integer number (7293510).

Almost surely, 229058019 is an apocalyptic number.

29058019 is a deficient number, since it is larger than the sum of its proper divisors (116021).

29058019 is a wasteful number, since it uses less digits than its factorization.

29058019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116020.

The product of its (nonzero) digits is 6480, while the sum is 34.

The square root of 29058019 is about 5390.5490443924. The cubic root of 29058019 is about 307.4364343016.

The spelling of 29058019 in words is "twenty-nine million, fifty-eight thousand, nineteen".

Divisors: 1 251 115769 29058019