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29088012 = 22319127579
BaseRepresentation
bin110111011110…
…1100100001100
32000201211020210
41232331210030
524421304022
62515242420
7502146462
oct156754414
960654223
1029088012
1115468288
1298a9410
136045b55
143c12832
152848a0c
hex1bbd90c

29088012 has 24 divisors (see below), whose sum is σ = 71444800. Its totient is φ = 9185616.

The previous prime is 29088001. The next prime is 29088019. The reversal of 29088012 is 21088092.

It is a super-2 number, since 2×290880122 = 1692224884224288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (29088019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63562 + ... + 64017.

Almost surely, 229088012 is an apocalyptic number.

It is an amenable number.

29088012 is an abundant number, since it is smaller than the sum of its proper divisors (42356788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29088012 is a wasteful number, since it uses less digits than its factorization.

29088012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127605 (or 127603 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 29088012 is about 5393.3303255039. The cubic root of 29088012 is about 307.5421741348.

The spelling of 29088012 in words is "twenty-nine million, eighty-eight thousand, twelve".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 127579 255158 382737 510316 765474 1530948 2424001 4848002 7272003 9696004 14544006 29088012