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29741741 = 3147137149
BaseRepresentation
bin111000101110…
…1001010101101
32001222000222222
41301131022231
530103213431
62541245125
7510541421
oct161351255
961860888
1029741741
1115874457
129b637a5
136214583
143d42b81
15292757b
hex1c5d2ad

29741741 has 16 divisors (see below), whose sum is σ = 31795200. Its totient is φ = 27776640.

The previous prime is 29741729. The next prime is 29741771. The reversal of 29741741 is 14714792.

It is a cyclic number.

It is not a de Polignac number, because 29741741 - 210 = 29740717 is a prime.

It is a super-2 number, since 2×297417412 = 1769142315422162, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29741771) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 199535 + ... + 199683.

It is an arithmetic number, because the mean of its divisors is an integer number (1987200).

Almost surely, 229741741 is an apocalyptic number.

It is an amenable number.

29741741 is a deficient number, since it is larger than the sum of its proper divisors (2053459).

29741741 is a wasteful number, since it uses less digits than its factorization.

29741741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364.

The product of its digits is 14112, while the sum is 35.

The square root of 29741741 is about 5453.5989034765. The cubic root of 29741741 is about 309.8290455267.

The spelling of 29741741 in words is "twenty-nine million, seven hundred forty-one thousand, seven hundred forty-one".

Divisors: 1 31 47 137 149 1457 4247 4619 6439 7003 20413 199609 217093 632803 959411 29741741