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29029952 = 26729257
BaseRepresentation
bin110111010111…
…1011001000000
32000121212121102
41232233121000
524412424302
62514113532
7501515300
oct156573100
960555542
1029029952
11154286a6
12987b8a8
1360255b3
143bd9600
152836702
hex1baf640

29029952 has 42 divisors (see below), whose sum is σ = 67018662. Its totient is φ = 12440064.

The previous prime is 29029943. The next prime is 29029991. The reversal of 29029952 is 25992092.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 18113536 + 10916416 = 4256^2 + 3304^2 .

It is a super-2 number, since 2×290299522 = 1685476226244608, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1493 + ... + 7764.

Almost surely, 229029952 is an apocalyptic number.

It is an amenable number.

29029952 is an abundant number, since it is smaller than the sum of its proper divisors (37988710).

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

29029952 is an equidigital number, since it uses as much as digits as its factorization.

29029952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9283 (or 9266 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 29029952 is about 5387.9450628231. The cubic root of 29029952 is about 307.3374186269.

The spelling of 29029952 in words is "twenty-nine million, twenty-nine thousand, nine hundred fifty-two".

Divisors: 1 2 4 7 8 14 16 28 32 49 56 64 98 112 196 224 392 448 784 1568 3136 9257 18514 37028 64799 74056 129598 148112 259196 296224 453593 518392 592448 907186 1036784 1814372 2073568 3628744 4147136 7257488 14514976 29029952