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38074880 = 295107139
BaseRepresentation
bin1001000100111…
…1101000000000
32122122101220202
42101033220000
534221344010
63440024332
7641426324
oct221175000
978571822
1038074880
111a546248
12109020a8
137b7151c
1450b1984
1535216a5
hex244fa00

38074880 has 80 divisors (see below), whose sum is σ = 92806560. Its totient is φ = 14979072.

The previous prime is 38074873. The next prime is 38074889. The reversal of 38074880 is 8847083.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (38074889) 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, 273851 + ... + 273989.

It is an arithmetic number, because the mean of its divisors is an integer number (1160082).

Almost surely, 238074880 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38074880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46403280).

38074880 is an abundant number, since it is smaller than the sum of its proper divisors (54731680).

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

38074880 is a wasteful number, since it uses less digits than its factorization.

38074880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269 (or 253 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 38.

The square root of 38074880 is about 6170.4845838880. The cubic root of 38074880 is about 336.4182244893.

The spelling of 38074880 in words is "thirty-eight million, seventy-four thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 107 128 139 160 214 256 278 320 428 512 535 556 640 695 856 1070 1112 1280 1390 1712 2140 2224 2560 2780 3424 4280 4448 5560 6848 8560 8896 11120 13696 14873 17120 17792 22240 27392 29746 34240 35584 44480 54784 59492 68480 71168 74365 88960 118984 136960 148730 177920 237968 273920 297460 355840 475936 594920 951872 1189840 1903744 2379680 3807488 4759360 7614976 9518720 19037440 38074880