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38805050 = 2521771643
BaseRepresentation
bin1001010000000…
…1111000111010
32201000111112002
42110001320322
534413230200
63503421002
7650560154
oct224017072
981014462
1038805050
111a9a4899
1210bb4762
13806898b
145221ad4
153617bd5
hex2501e3a

38805050 has 48 divisors (see below), whose sum is σ = 77620032. Its totient is φ = 14380800.

The previous prime is 38805043. The next prime is 38805059. The reversal of 38805050 is 5050883.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (38805059) 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, 60029 + ... + 60671.

It is an arithmetic number, because the mean of its divisors is an integer number (1617084).

Almost surely, 238805050 is an apocalyptic number.

38805050 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

38805050 is a wasteful number, since it uses less digits than its factorization.

38805050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743 (or 738 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 38805050 is about 6229.3699520899. The cubic root of 38805050 is about 338.5551431742. Note that the first 3 decimals are identical.

The spelling of 38805050 in words is "thirty-eight million, eight hundred five thousand, fifty".

Divisors: 1 2 5 10 17 25 34 50 71 85 142 170 355 425 643 710 850 1207 1286 1775 2414 3215 3550 6035 6430 10931 12070 16075 21862 30175 32150 45653 54655 60350 91306 109310 228265 273275 456530 546550 776101 1141325 1552202 2282650 3880505 7761010 19402525 38805050