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29695428 = 22327117839
BaseRepresentation
bin111000101000…
…1110111000100
32001212200110200
41301101313010
530100223203
62540250500
7510256410
oct161216704
961780420
1029695428
1115842684
129b40a30
1361c9479
143d2dd40
1529189a3
hex1c51dc4

29695428 has 36 divisors (see below), whose sum is σ = 85787520. Its totient is φ = 8484336.

The previous prime is 29695411. The next prime is 29695441. The reversal of 29695428 is 82459692.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58668 + ... + 59171.

Almost surely, 229695428 is an apocalyptic number.

29695428 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

29695428 is an abundant number, since it is smaller than the sum of its proper divisors (56092092).

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

29695428 is a wasteful number, since it uses less digits than its factorization.

29695428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117856 (or 117851 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The square root of 29695428 is about 5449.3511540366. The cubic root of 29695428 is about 309.6681429639.

The spelling of 29695428 in words is "twenty-nine million, six hundred ninety-five thousand, four hundred twenty-eight".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 252 117839 235678 353517 471356 707034 824873 1060551 1414068 1649746 2121102 2474619 3299492 4242204 4949238 7423857 9898476 14847714 29695428