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29690073 = 3271513121
BaseRepresentation
bin111000101000…
…0100011011001
32001212102010100
41301100203121
530100040243
62540210013
7510234660
oct161204331
961772110
1029690073
1115839656
129b39909
1361c6bba
143d2bdd7
1529170d3
hex1c508d9

29690073 has 24 divisors (see below), whose sum is σ = 49352576. Its totient is φ = 16848000.

The previous prime is 29690069. The next prime is 29690077. The reversal of 29690073 is 37009692.

It is an interprime number because it is at equal distance from previous prime (29690069) and next prime (29690077).

It is not a de Polignac number, because 29690073 - 22 = 29690069 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (29690077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7953 + ... + 11073.

Almost surely, 229690073 is an apocalyptic number.

It is an amenable number.

29690073 is a deficient number, since it is larger than the sum of its proper divisors (19662503).

29690073 is a wasteful number, since it uses less digits than its factorization.

29690073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3285 (or 3282 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 36.

The square root of 29690073 is about 5448.8597889834. The cubic root of 29690073 is about 309.6495276112.

The spelling of 29690073 in words is "twenty-nine million, six hundred ninety thousand, seventy-three".

Divisors: 1 3 7 9 21 63 151 453 1057 1359 3121 3171 9363 9513 21847 28089 65541 196623 471271 1413813 3298897 4241439 9896691 29690073