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29385850 = 2521353853
BaseRepresentation
bin111000000011…
…0010001111010
32001021221210211
41300012101322
530010321400
62525501334
7504530014
oct160062172
961257724
1029385850
111565102a
129a1184a
13611b5a0
143c8d1b4
1528a6dba
hex1c0647a

29385850 has 48 divisors (see below), whose sum is σ = 60043032. Its totient is φ = 10632960.

The previous prime is 29385827. The next prime is 29385869. The reversal of 29385850 is 5858392.

It can be written as a sum of positive squares in 12 ways, for example, as 301401 + 29084449 = 549^2 + 5393^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

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, 34024 + ... + 34876.

Almost surely, 229385850 is an apocalyptic number.

29385850 is an abundant number, since it is smaller than the sum of its proper divisors (30657182).

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

29385850 is a wasteful number, since it uses less digits than its factorization.

29385850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 931 (or 926 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 40.

The square root of 29385850 is about 5420.8717011197. The cubic root of 29385850 is about 308.5882738493.

The spelling of 29385850 in words is "twenty-nine million, three hundred eighty-five thousand, eight hundred fifty".

Divisors: 1 2 5 10 13 25 26 50 53 65 106 130 265 325 530 650 689 853 1325 1378 1706 2650 3445 4265 6890 8530 11089 17225 21325 22178 34450 42650 45209 55445 90418 110890 226045 277225 452090 554450 587717 1130225 1175434 2260450 2938585 5877170 14692925 29385850