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29148055 = 514993889
BaseRepresentation
bin110111100110…
…0001110010111
32000211212121121
41233030032113
524430214210
62520424411
7502516516
oct157141627
960755547
1029148055
11154a9402
129918107
136067291
143c2a67d
15285b6da
hex1bcc397

29148055 has 8 divisors (see below), whose sum is σ = 35010000. Its totient is φ = 23296896.

The previous prime is 29148019. The next prime is 29148079. The reversal of 29148055 is 55084192.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 29148055 - 27 = 29147927 is a prime.

It is a super-2 number, since 2×291480552 = 1699218220566050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 29148055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5551 + ... + 9439.

It is an arithmetic number, because the mean of its divisors is an integer number (4376250).

Almost surely, 229148055 is an apocalyptic number.

29148055 is a deficient number, since it is larger than the sum of its proper divisors (5861945).

29148055 is a wasteful number, since it uses less digits than its factorization.

29148055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5393.

The product of its (nonzero) digits is 14400, while the sum is 34.

The square root of 29148055 is about 5398.8938681919. The cubic root of 29148055 is about 307.7536365492.

The spelling of 29148055 in words is "twenty-nine million, one hundred forty-eight thousand, fifty-five".

Divisors: 1 5 1499 3889 7495 19445 5829611 29148055