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29241340 = 2256532239
BaseRepresentation
bin110111110001…
…0111111111100
32001000121120121
41233202333330
524441210330
62522424324
7503355502
oct157427774
961017517
1029241340
11155624a7
1299620a4
13609a88b
143c52672
15287917a
hex1be2ffc

29241340 has 24 divisors (see below), whose sum is σ = 61528320. Its totient is φ = 11673408.

The previous prime is 29241337. The next prime is 29241341. The reversal of 29241340 is 4314292.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29241341) 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, 11941 + ... + 14179.

It is an arithmetic number, because the mean of its divisors is an integer number (2563680).

Almost surely, 229241340 is an apocalyptic number.

29241340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29241340 is an abundant number, since it is smaller than the sum of its proper divisors (32286980).

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

29241340 is a wasteful number, since it uses less digits than its factorization.

29241340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2901 (or 2899 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 29241340 is about 5407.5262366446. The cubic root of 29241340 is about 308.0815969788.

The spelling of 29241340 in words is "twenty-nine million, two hundred forty-one thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 653 1306 2239 2612 3265 4478 6530 8956 11195 13060 22390 44780 1462067 2924134 5848268 7310335 14620670 29241340