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380250101 = 71117290489
BaseRepresentation
bin10110101010100…
…010011111110101
3222111111201002002
4112222202133311
51234321000401
6101422025045
712265033610
oct2652423765
9874451062
10380250101
11185706590
12a7418185
1360a17c7a
1438703177
15235b1a6b
hex16aa27f5

380250101 has 16 divisors (see below), whose sum is σ = 501966720. Its totient is φ = 278868480.

The previous prime is 380250077. The next prime is 380250107. The reversal of 380250101 is 101052083.

It is not a de Polignac number, because 380250101 - 214 = 380233717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380250107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143936 + ... + 146553.

It is an arithmetic number, because the mean of its divisors is an integer number (31372920).

Almost surely, 2380250101 is an apocalyptic number.

It is an amenable number.

380250101 is a deficient number, since it is larger than the sum of its proper divisors (121716619).

380250101 is a wasteful number, since it uses less digits than its factorization.

380250101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290524.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 380250101 is about 19500.0025897434. The cubic root of 380250101 is about 724.4745148171.

The spelling of 380250101 in words is "three hundred eighty million, two hundred fifty thousand, one hundred one".

Divisors: 1 7 11 17 77 119 187 1309 290489 2033423 3195379 4938313 22367653 34568191 54321443 380250101