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38010680 = 235831072
BaseRepresentation
bin1001000011111…
…1111100111000
32122112010211222
42100333330320
534212320210
63434411212
7641041211
oct220777470
978463758
1038010680
111a501a94
1210890b08
137b4b236
145096408
15350c655
hex243ff38

38010680 has 48 divisors (see below), whose sum is σ = 87370920. Its totient is φ = 14880704.

The previous prime is 38010673. The next prime is 38010683. The reversal of 38010680 is 8601083.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38010683) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 355187 + ... + 355293.

Almost surely, 238010680 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 38010680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43685460).

38010680 is an abundant number, since it is smaller than the sum of its proper divisors (49360240).

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

38010680 is a wasteful number, since it uses less digits than its factorization.

38010680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308 (or 197 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 38010680 is about 6165.2802045000. The cubic root of 38010680 is about 336.2290341308.

The spelling of 38010680 in words is "thirty-eight million, ten thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 83 107 166 214 332 415 428 535 664 830 856 1070 1660 2140 3320 4280 8881 11449 17762 22898 35524 44405 45796 57245 71048 88810 91592 114490 177620 228980 355240 457960 950267 1900534 3801068 4751335 7602136 9502670 19005340 38010680