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29768953 = 191798753
BaseRepresentation
bin111000110001…
…1110011111001
32002000102022211
41301203303321
530110101303
62542015121
7511013644
oct161436371
962012284
1029768953
1115892945
129b774a1
136223a86
143d4ca5b
15293066d
hex1c63cf9

29768953 has 8 divisors (see below), whose sum is σ = 31514400. Its totient is φ = 28041408.

The previous prime is 29768941. The next prime is 29768983. The reversal of 29768953 is 35986792.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 29768953 - 29 = 29768441 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 29768897 and 29768906.

It is not an unprimeable number, because it can be changed into a prime (29768933) 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, 976 + ... + 7777.

It is an arithmetic number, because the mean of its divisors is an integer number (3939300).

Almost surely, 229768953 is an apocalyptic number.

It is an amenable number.

29768953 is a deficient number, since it is larger than the sum of its proper divisors (1745447).

29768953 is a wasteful number, since it uses less digits than its factorization.

29768953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8951.

The product of its digits is 816480, while the sum is 49.

The square root of 29768953 is about 5456.0931993506. The cubic root of 29768953 is about 309.9235087031.

The spelling of 29768953 in words is "twenty-nine million, seven hundred sixty-eight thousand, nine hundred fifty-three".

Divisors: 1 19 179 3401 8753 166307 1566787 29768953