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29497412 = 2272150497
BaseRepresentation
bin111000010000…
…1100001000100
32001111121211202
41300201201010
530022404122
62532122032
7505503200
oct160414104
961447752
1029497412
111571792a
129a66318
13615a2b9
143cbbb00
1528c9e92
hex1c21844

29497412 has 18 divisors (see below), whose sum is σ = 60048702. Its totient is φ = 12641664.

The previous prime is 29497411. The next prime is 29497421. The reversal of 29497412 is 21479492.

It can be written as a sum of positive squares in only one way, i.e., 18113536 + 11383876 = 4256^2 + 3374^2 .

It is not an unprimeable number, because it can be changed into a prime (29497411) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 75053 + ... + 75444.

It is an arithmetic number, because the mean of its divisors is an integer number (3336039).

Almost surely, 229497412 is an apocalyptic number.

It is an amenable number.

29497412 is an abundant number, since it is smaller than the sum of its proper divisors (30551290).

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

29497412 is a wasteful number, since it uses less digits than its factorization.

29497412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150515 (or 150506 counting only the distinct ones).

The product of its digits is 36288, while the sum is 38.

The square root of 29497412 is about 5431.1519956635. The cubic root of 29497412 is about 308.9782943317.

The spelling of 29497412 in words is "twenty-nine million, four hundred ninety-seven thousand, four hundred twelve".

Divisors: 1 2 4 7 14 28 49 98 196 150497 300994 601988 1053479 2106958 4213916 7374353 14748706 29497412